Company Profile

Company Overview

With over 10 years of experience in chemical processes

Small orders accepted|Specializing in peptides|

Company Overview and Core Expertise
Yiwu Yunjie Trading Company is a professional production and research enterprise specializing in beauty and skincare peptides in China. Since its establishment, the company has consistently focused on the technical R&D, process optimization, and industrial implementation of active peptides. Its core technical team possesses over 10 years of experience in chemical synthesis, peptide development, production management, and the application of cosmetic raw materials, giving them a deep understanding of industry standards and market demands.

Manufacturing Facilities and Product Portfolio
The company operates a standardized production workshop and an independent testing laboratory, equipped with complete synthesis, purification, and testing equipment. This enables a full-process control system covering molecular design, peptide synthesis, refining and purification, and final product inspection. The company primarily offers a series of cosmetic peptide products targeting anti-wrinkle firming, skin barrier repair, brightening and softening, as well as soothing and stabilizing effects. These products meet high purity standards, exhibit long-lasting activity, and have excellent compatibility, making them suitable for various applications, including cosmetic brands, e-commerce labels, aesthetic clinics, and functional skincare products.

Customized Services and Corporate Philosophy
In addition to supplying standard raw materials, the company provides custom peptide synthesis, formulation technical guidance, and application solution optimization based on customer needs. Adhering to the business philosophy of "Technology-Driven, Quality First, Integrity and Win-Win", the company strictly upholds quality and safety standards while continuously improving processes and products. With stable product quality, robust technical capabilities, and comprehensive supporting services, Yiwu Yunjia has established long-term partnerships with numerous beauty enterprises. Moving forward, the company will remain deeply focused on peptide biotechnology, empowering the cosmetics industry with high-quality active ingredients and working together with all partners for mutual benefit.

Basic Information

Total Capitalization
less than US$50,000
Year Established
2020
Total Employees
5 to 9
Company Certificate
NA
Product Certificate
NA
Business Type
 Manufacturer ,  Trading Company ,  Importer ,  Wholesaler

Trading Capabilities

Total Annual Sales
less than US$50,000
Export Percentage
100 percent
OEM Service
No
Small Orders Accepted
Yes
Brand Names
NA
Payment Terms
PayPal
Main Competitive Advantages
Experienced R&D Department, Production Capacity, Reliability
Other Competitive Advantages
NA
Major Customer
NA
Export Markets
 Asia ,  Australasia ,  Central/South America ,  Eastern Europe ,  Mid East/Africa ,  North America ,  Western Europe

Business Registration Details

Registered Company
义乌市云桀贸易商行(个体工商户)
Registration Number
92330782MA8GLH9B4C
Company Registration Address
浙江省金华市义乌市后宅街道北站五区5幢1单元301(自主申报)
* In China, company names and addresses are registered in Chinese only.

Quality Control

Other Quality Control

Description of Quality Control/Technical Support Department
Our company has established an independent quality management and technical support department, which consists of five teams: incoming material inspection (IQC), process inspection (IPQC), finished product inspection (FQC), laboratory testing, and technical support for research and development. All staff are certified. The department is equipped with a complete set of multi-peptide detection equipment, including high-performance liquid chromatography, ultraviolet spectrophotometer, precision electronic balance, moisture analyzer, and microbial detector, covering all dimensions of raw materials, etc.
Quality Control Procedures
The first piece of the production line must be confirmed as qualified by the inspector before it can be mass-produced. Every 2 hours, semi-finished products are randomly inspected to verify the execution of process parameters, tooling and fixtures, and operation procedures. If any batch defect is found, the machine is immediately stopped, and the process and production personnel are organized to analyze the root cause, formulate temporary improvement countermeasures, and conduct full-process tracking and verification.
Origin of Materials and Components
The raw materials and components are all sourced from qualified suppliers with formal production qualifications and have passed ISO 9001.

Business Registration Profile

by Addcredit

The supplier information below has been obtained from relevant government agencies in the supplier's country and is subject to change without prior notice. Business Registration Profile verification procedures were conducted by Addcredit, a third-party credit agency

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Registered Address
301, Unit 1, Building 5, District 5, Beizhan, Houzhai Street, Yiwu, Jinhua, Zhejiang (independent declaration)
Incorporation Date
2024/04/22
Legal Form
Self-employed business
Company Status
Live
Registration Agency
Market Supervision Administration of Yiwu Municipality
Registration No.
92330782MA8GLH9B4C
Authorized Capital
NA
Paid-Up Capital
NA
Import & Export License
No
Legal Representative
CHENG Liang
Business Scope
General items: sales agent; internet sales (except the sales of commodities that require a license); wholesale of cosmetics; sales of personal hygiene products; sales of instruments and meters; retail of stationery supplies; wholesale of stationery supplies; sales of office supplies; sales of electronic products; sales of disinfectants (excluding hazardous chemicals); sales of daily-use glass products; sales of chemical products (excluding chemical products subject to licensing); retail of arts and crafts and collectibles (except ivory and its articles); sales of arts and crafts and ceremonial items (except ivory and its articles); retail of jewelry; sales of toys; retail of hardware products; sales of lamps and lanterns; sales of lighting appliances; wholesale of sports goods and equipment; retail of sports goods and equipment; wholesale of clothing and apparel; retail of clothing and apparel; sales of clothing accessories; sales of knitted textiles and raw materials; sales of rubber products; sales of food additives; sales of mechanical and electrical equipment; sales of power electronic components; sales of electrical equipment; sales of electrical instruments and meters; sales of molds; sales of seals; sales of fireproof sealing materials; sales of fire-fighting equipment; sales of technical glass products; sales of glass fibers and products; sales of building materials; sales of plastic products; sales of industrial automatic control system devices; sales of household appliances; sales of office equipment; sales of agricultural machinery (excluding those needing an approval by the law, operation may be at the discretion of the enterprise with a business license).
Business Permit Expiry
Shareholders
NA

Codes Of Conduct

Equal Employment Opportunity/Non-discrimination
The company adheres to the principle of equality in the whole process of employment, and does not discriminate against employees based on ethnicity, gender, household registration, marriage and childbirth, age, religion, disability and other grounds. We will provide equal treatment in recruitment, salary and promotion, set up complaint channels, immediately rectify and hold accountable those who identify discrimination, and strictly abide by relevant laws and regulations on employment equality.
Policy on Forced Labour
The company prohibits forced labor, does not detain documents or charge deposits, and uses no violence or coercion. No forced overtime; overtime is negotiated and paid. Wages are never withheld. Employees' personal and career freedom is protected.
Policy on Child Labour
Strictly prohibit child labor under 16. Verify ID upon entry. Underage workers: no high-risk tasks, night shifts, or heavy work; regular health checks. Regularly verify ages. If child labor is found by mistake, pay immediately and return properly.

Policy on Hours of Labour
The company implements a standard working hours system, working no more than 8 hours per day, no more than 40 hours per week. Overtime shall be negotiated with employees, the monthly overtime hours shall be compliant, the overtime pay shall be paid in full, and the legal holidays and paid leave rights of employees shall be guaranteed.
Policy on Coercion and Harassment
The company strictly prohibits any verbal, physical, workplace bullying, sexual harassment and other oppression and harassment. Employees can complain to personnel when they are infringed, and the company will quickly check and deal with them, protect the complainants, and severely punish the violators.
Policy on Compensation
The company shall compensate in full according to law for the loss of employees caused by the company's management errors and illegal employment; If the employee causes losses to the enterprise due to his own fault, he shall be reasonably liable for compensation according to the law and the contract.
Policy on Health and Safety
The company provides employees with a safe and compliant working environment, equipped with labor protection equipment, and regularly carries out safety training and hidden danger detection. Organize regular health examinations of employees, put an end to dangerous operations, guarantee medical treatment and compensation in accordance with the law in case of industrial injuries, set up safety feedback channels, and deal with health and safety risks in time.
Policy on Concern for the Environment
The company complies with environmental protection laws and regulations, saves water and electricity resources, classifies production and household waste, properly disposed of waste, and reduces pollutant emissions. Carry out environmental protection training regularly, take the initiative to find environmental risks, put an end to pollution, and practice green and sustainable management.
Policy on Sensitive Transactions
The company strictly prohibits all kinds of sensitive illegal transactions involving money laundering, smuggling, contraband, illegal foreign exchange, fake trade, and so on. All cooperation customers, orders are to do qualification verification, keep transaction documents for future reference, strictly abide by domestic and foreign import and export and financial regulations, and actively avoid high-risk sensitive business. The company strictly prohibits all kinds of sensitive illegal transactions involving money laundering, smuggling, contraband, illegal foreign exchange, fake trade, and so on.
Policy on Commercial Bribery
The Company strictly prohibits employees from giving kickbacks, gifts, and other improper benefits to partners and public officials, and shall not accept bribes from the other party. All exchanges are open and transparent. Violators will be held accountable and dismissed from employment, and those suspected of violating the law will be transferred to judicial organs.
Accounting Controls, Procedures and Records
The company establishes standardized financial processes and maintains complete and verifiable income/expense records. Implements hierarchical approval and control, regularly audits accounts, and keeps full transaction, bill, and ledger records. Cooperates with supervision and verification, and prohibits false accounting.
Use and Disclosure of Inside Information
Only use the company's internal business, customer and financial information necessary for work; It is strictly prohibited to copy, forward and leak internal information without permission. The former staff will return all classified materials, and the corresponding responsibility will be investigated for the leakage of information.
Confidential or Proprietary Information
All staff shall keep customer information, quotation scheme, product design and other commercial secrets strictly confidential. The company's trademark, copywriting and product intellectual property rights shall be protected, and shall not be embezzled or spread without authorization. Compensation and legal liability shall be borne for violations.
Policy on Conflicts of Interest
Employees shall report to the Company on their own initiative if their relatives work for cooperative competing products, operate similar businesses privately, or receive private benefits from partners privately. Employees shall not take advantage of their positions to seek personal benefits for themselves or third parties. Once the concealment is verified, the company will be held accountable in accordance with the regulations.
Policy on Fraud and Similar Irregularities
Employees are strictly prohibited from forging documents, making false declarations, concealing transactions, misreporting qualifications, or committing other fraudulent acts. Also prohibited is conducting business in violation of company rules, laws, or regulations.
Policy on Monitoring
The company establishes an internal supervision mechanism, personnel, finance, and management to carry out regular self-inspection and random inspection; Open anonymous complaint channels for employees, timely check and dispose of labor, financial and business violation clues, and cooperate with the external supervision and inspection of the platform and regulatory departments.
Policy on Inspection and Certification
Complete inspection and testing of all purchased and shipped products according to standards, and keep complete inspection records; calibration and verification of measuring and testing equipment regularly to ensure that the data is true and effective; Unqualified products shall be isolated and disposed of, and cooperate with third-party sampling inspection and traceability verification.
General Statement on Business Compliance of Enterprises
The company fully abides by domestic and foreign laws on labor, environmental protection, import/export, anti-bribery, etc., and strictly implements provisions on employment, trading, supervision, and quality inspection. All employees consciously follow professional ethics, actively cooperate with platforms and regulators for verification, and voluntarily bear rectification, compensation, and legal liability for any violation.

Management

Compliance management, integrity
Yiwu Yunjie Trade has always been based on integrity and compliance, adhering to the whole-process management principles of fair employment, green environmental protection, clean trading, and quality control. The company adheres to the core mission of "customer-oriented, honest, and sustainable development," strictly abides by domestic and international laws and regulations, establishes and improves internal supervision and self-inspection mechanisms, and puts an end to discrimination, forced labor, commercial bribery, false transactions, and other violations.

We attach importance to the protection of employees' rights and interests, improve a safe and healthy working environment, and protect customers' intellectual property rights and business information. We adhere to whole-process product inspection and verification, strictly control transaction risks, and actively accept supervision and verification from platforms and regulatory authorities.

All management staff of the company lead by example, integrate compliance management into every part of the business, and strive to build a transparent, standardized, and sustainable cross-border trading enterprise, achieving long-term win-win outcomes with customers and employees.
Contact Person
Mr.CHENG, LANG
Job Title
General Manager

Trading Services

Trading Activities
This time, we participated in the international trade exchange and negotiation conference, conducting offline business matchmaking activities for overseas buyers of biopharmaceuticals and cosmetic raw materials from all over the world. We showcased the core peptide products of the enterprises and held face-to-face negotiations with distributors and laboratory purchasing managers from multiple countries in North America, Europe, and Southeast Asia. We introduced the advantages of customized synthesis peptides, cosmetic active peptides, and scientific standard peptides.
Product Range
1. Research standard peptides: Antigen peptides, modified peptides, fluorescently labeled peptides, available for research use by universities and biological laboratories worldwide;
2. Cosmetics active peptides: Anti-aging, soothing, whitening-type efficacy peptides raw materials, suitable for cosmetic manufacturing enterprises;
3. Customized synthesis peptides: Long-chain and specially modified peptides can be customized according to the amino acid sequence provided by customers;
Complementary services include selectable packaging specifications, quality inspection COA reports, and complete export doc.
Supply Chain Elements
With the establishment of the synthetic production line, the supply of upstream amino acid raw materials is stable; we have established partnerships with professional international freight forwarders to support multiple channels for cross-border logistics, and can complete the entire set of customs declaration and clearance procedures. Both spot orders and customized orders can be delivered stably.
Capital Financing Terms for Buyers
For long-term bulk purchases from overseas buyers, an exclusive cooperation and investment supply agreement can be signed. The agreement stipulates the annual stepped purchase price, credit period plan, sample subsidy, and priority reservation rights.
OEM Services
We can customize and synthesize various peptides. We also offer packaging and OEM branding services. We can handle orders of all sizes and quantities. We strictly keep the customer's formula confidential and issue quality inspection reports with the goods.
Quality Control Measures
For each batch of finished products, standard samples are retained. The samples are stored at a constant temperature and in a dark environment for 24 months. We can provide the raw material purchase documents, synthesis production records, quality inspection charts, COA reports, and outbound logistics.
Product Inspection and Documentation Policies
Finished product samples are kept for 24 months. Production, quality inspection and logistics information are stored in both electronic and paper formats for a period of 3 years. This enables customers to access the archives and complete the full product traceability process.
Product Shipping Terms for Buyers
Cross-border transportation agreements can be signed, covering multiple logistics channels and mainstream foreign trade terms. They stipulate temperature-controlled packaging, freight insurance, rights and responsibilities for damage claims, and handle the entire set of export documents.
Minimum Order and Delivery Terms
Minimum order quantity for standard peptides in stock: 1 box. Customization is supported with an order of 50 boxes or more. Order processing and delivery for in-stock inventory takes 2 working days. Short sequence customized peptides are delivered within 3-5 working days.

Yiwu Yunjia Trading Co., Ltd. makes its products available for display to the public.

One-stop manufacturer specializing in custom production of peptides and high-molecular raw materials
Our company specializes in the research and development, customized synthesis, and large-scale production of peptides and high-molecular raw materials. The factory is equipped with standardized clean workshops and fully automatic precision synthesis equipment. We can undertake solid-phase peptide synthesis, liquid-phase synthesis, modified and labeled peptides, long-chain peptides, and the customized production of various high-molecular derivatives. All products have been rigorously tested by independent laboratories, and each batch comes with complete HPLC and mass spectrometry purity test reports. The products are widely used in various fields such as pharmaceutical research and development, active raw materials for cosmetics, biological testing, and new material development.
Improve the quality inspection and testing system, and strictly control the purity and stability
Our company has established an independent and standardized testing laboratory, equipped with a complete set of precision testing equipment such as high-performance liquid chromatography, mass spectrometers, and ultraviolet spectrophotometers. We have also established a three-level quality inspection process from raw material entry, synthesis production, to finished product release.
Each batch of peptide products undergoes a complete testing process, strictly controlling key indicators such as sequence purity, moisture content, impurity content, and solubility. We provide authoritative test reports with the products and can meet the quality control standards of various industries, such as pharmaceutical research and development, cosmetic raw materials, and biological experiments.
For customized modified peptides, long-chain peptides, and other high-difficulty products, we can provide specialized in-depth testing services, supporting third-party re-inspections by customers, retaining all testing data archives throughout the process, ensuring consistent product indicators and traceable quality. At the same time, we can customize exclusive testing standards according to customer needs and issue quality inspection documents in line with overseas export regulations.
Our professional peptide R&D team can undertake the customization and development
The company has a team of multi-year experienced peptide synthesis R&D engineers, proficient in various synthesis techniques such as solid-phase synthesis, liquid-phase synthesis, fluorescence labeling, phosphorylation, and cyclic peptide modification. They can handle custom requirements for long-chain peptides and highly complex modified peptides.
Based on the customer's experiments and formulation needs, they can develop completely new peptide sequences from scratch, providing full-process technical support for pilot production, pilot-scale production, and mass production. They also optimize the synthesis process to reduce the customer's procurement costs and shorten the delivery cycle. For the differentiated needs in the fields of medicine, cosmetics, and biological reagents, they offer dedicated technical solution connections and conduct one-on-one research and development follow-ups throughout the process.
Flexible supply solution customization, applicable to including sample testing
Our company can customize the supply specifications according to customer needs. We can provide milligram-level trial samples, kilogram-level pilot production, and ton-level large-scale stable supply. The packaging can be customized in various specifications such as aluminum foil bags, vials, and sealed barrels, suitable for different scenarios including laboratory research, factory production, and overseas distribution.
We have a mature cross-border shipping process and can provide customs declaration materials, origin certificates, and English quality inspection reports. We support multiple logistics channels including sea and air transportation. We can control the delivery cycle. Large-scale orders can sign long-term supply agreements to ensure a stable raw material supply.
One-on-one exclusive technical service, providing full follow-up for the peptide project connection
Our cooperative clients include biopharmaceutical laboratories, cosmetic raw material enterprises, biological testing institutions, and new material research and development manufacturers. The clients are distributed across multiple countries in Europe, the Americas, and Southeast Asia. We have accumulated a large number of complex peptide customization implementation cases. We possess mature project service experience in the industry and have achieved stable repeat purchases and favorable reputation recognition.

Factory and commerce integrated together

Stable supply sources + One-on-one exclusive customer managers Content:
The company focuses on providing industry-specific technical solution services. The core team members all have over 5 years of practical experience in first-line projects and are familiar with various business pain points and compliance standards in the industry.
We abandon standardized and template-based services and customize exclusive execution plans for each client based on their own business scale and goals. These plans cover the entire process from pre-research, plan formulation, implementation, and post-operation maintenance.
We have already implemented hundreds of complete projects and accumulated a large number of successful cases. We can provide case references as needed. During the service process, we regularly update the progress and promptly adjust and optimize the plans. After-sales, we offer long-term technical consultation, version updates, and business guidance support to help clients efficiently achieve their business goals. The company focuses on providing industry-specific technical solution services. The core team members all have over 5 years of practical experience in first-line projects and are familiar with various business pain points and compliance standards in the industry.
We abandon standardized and template-based services and customize exclusive execution plans for each client based on their own business scale and goals. These plans cover the entire process from pre-research, plan formulation, implementation, and post-operation maintenance.
We have already implemented hundreds of complete projects and accumulated a large number of successful cases. We can provide case references as needed. During the service process, we regularly update the progress and promptly adjust and optimize the plans. After-sales, we offer long-term technical consultation, version updates, and business guidance support to help clients efficiently achieve their business goals.
Original entity manufacturer, full-process independent control
Our company has a standardized and modern production plant equipped with automated processing, assembly and testing equipment, enabling us to independently produce the entire production chain from raw material processing to finished product delivery. We have our own raw material storage workshop, with sufficient raw material inventory on hand, capable of handling large-scale stable orders, and able to support customized sizes, appearances and packaging schemes as per customer requirements, meeting the supply needs of multiple channels such as retail, engineering and wholesale. All products undergo three quality inspection processes before leaving the factory, ensuring that no defective products are released and maintaining stable and controllable quality.
A professional R&D team continuously iterates and upgrades the products.
The company has established an independent research and development laboratory. The technical team has many years of industry research experience and can optimize product performance by iterating based on market demands and customer pain points. It provides personalized research services such as mold customization, function upgrades, and material improvements. It updates multiple new products every year, along with complete test reports and qualification certificates, to ensure the products are compliant and can be released to the market, creating differentiated competitive resources for customers.
One-stop after-sales cooperation guarantee, long-term win-win service system
We have established an exclusive customer connection service mechanism, where a dedicated business specialist follows up throughout the entire process of inquiry, production scheduling, logistics, and after-sales service. We have a nationwide cooperative logistics network, which enables quick delivery and reduces transportation losses. In case of product damage or quality issues, returns, exchanges, and re-deliveries can be carried out promptly. Long-term cooperative customers can enjoy price discounts, priority production scheduling, free sample delivery benefits, and support for on-site factory visits and inspections. Together, we will build a stable and long-term cooperation channel.

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