Questions worth answering.

Since its establishment in 2010, Shenzhen Peptide Biotechnology Co., Ltd. (S.P.B.) has focused on the synthesis and global supply of research-grade peptides.

We serve eligible laboratory researchers, research institutions, analytical teams and authorised business buyers. The intended use must remain lawful scientific or in-vitro research; products are not for patient care or human administration. Tell us the material, quantity, destination and required documentation.

Shenzhen Peptide supports a one-kit minimum order for eligible research purchases. Kit contents, quantity, availability, lawful destination and current pricing are confirmed before an order is accepted.

Shenzhen Peptide is the official research-supply storefront within China Biotech Group. The group coordinates larger manufacturing, bulk and white-label programmes, while Shenzhen Peptide handles smaller research enquiries and wholesale supply. Project and documentation terms depend on the specific brief.

No blanket purity result should be assumed. Request available batch-specific HPLC and LC–MS records for the exact material offered, and confirm the applicable specifications in writing.

No. Products on this website are supplied for research use only and are not intended for human or veterinary consumption, diagnosis, treatment or self-administration.

Our full-service capabilities include solid-phase peptide assembly, preparative purification, lyophilisation, quality-control release assays, flexible packaging configurations, and integrated third-party logistics (3PL) support.

Available batch documentation includes HPLC purity analysis, LC-MS identity confirmation, sterility, and endotoxin tests. Request documentation for the particular lot and confirm which tests apply before ordering.

If verified independent results by Janoshik show that a product falls below the agreed specifications—including the stated 98% purity requirement where applicable—we will provide a full refund or replace the affected products at no additional charge. Contact us with the lot and results so we can review the claim.

Orders above US$700 qualify for free standard shipping. We provide customs-documentation support and monitor the shipment until delivery. If an eligible parcel is lost in transit, arrives damaged, is missing products or cannot be delivered because of a covered customs issue, we investigate and provide a full refund or replacement shipment at no additional charge. Confirm eligibility when ordering.

Yes. Watch the full factory tour on the manufacturing page.

Yes. Shenzhen Peptide supports laboratory, distributor, R&D and other lawful research-volume enquiries. Share the material, kit quantity, destination, packaging and documentation requirements so the team can prepare current wholesale pricing.

Base prices shown are subject to change. Contact us for the most current rates and include the material, quantity and delivery destination.