Terms of Service
Effective Date: August 4, 2026
These Terms of Service govern access to and use of this website.
Company Information
Contracting and Invoicing Entity: YONGXI INTERNATIONAL TRADE LIMITED
Hong Kong Registered Address:
UNIT B53, 2/F, KWAI SHING IND
BLDG PHASE 1, 36-40 TAI LIN
PAI ROAD, KW, HONG KONG
Company Registration Number: 80772328
Email: market@hkpeptidelab.com
Telephone: +86 130 9832 9735
YONGXI INTERNATIONAL TRADE LIMITED is the sole entity authorized to enter into external contracts and issue invoices for the business described on this website.
Business-to-Business Website
This website is intended for qualified companies, laboratories, universities, distributors, and other institutional research organizations.
The website provides research-focused product information, quotation support, catalog access, technical communication, and analytical documentation support. [Content restricted for research compliance].
No Online Ordering or Payment
This website does not support online ordering or payment.
Any quotation, commercial term, contract, invoice, shipment arrangement, or business transaction is handled through direct business communication with qualified organizations.
Website access, inquiry submission, catalog download, or receipt of a quotation does not create a binding purchase agreement.
Distributor and Regional Cooperation
We welcome distributor inquiries from qualified organizations worldwide.
No prior written authorization is required to submit a distributor inquiry or discuss potential cooperation. However, no distributor appointment, resale right, territory right, or exclusive regional right is created by website access, inquiry submission, informal communication, or quotation alone.
Any distributor appointment, commercial cooperation, regional territory, pricing arrangement, or regional exclusivity must be confirmed in a separate written agreement signed by YONGXI INTERNATIONAL TRADE LIMITED.
Research Use Only
All materials described on this website are intended solely for controlled laboratory research and analytical purposes by qualified organizations and trained personnel.
For Research Use Only. [Content restricted for research compliance].
[Content restricted for research compliance]
[Content restricted for research compliance].
[Content restricted for research compliance].
Accuracy of Information
We make reasonable efforts to keep website information accurate and current. However, product information, technical information, documentation availability, shipping arrangements, and commercial availability may change without notice.
Batch-specific analytical documentation, where available, should be reviewed for the relevant material and batch. General website information does not replace batch-specific documentation, internal research qualification, independent testing, or the buyer’s own compliance procedures.
Acceptable Use
[Content restricted for research compliance].
Contact Us
For questions regarding these Terms of Service, please contact:
YONGXI INTERNATIONAL TRADE LIMITED
Email: market@hkpeptidelab.com
Telephone: +86 130 9832 9735