How to Choose the Right OEM Skincare Manufacturer in China: B2B Due Diligence

Financial and Legal Verification
- Business license and legal entity status
- Export/import registration certificates
- NMPA manufacturing license
- Environmental impact assessment approval
- Audited financials (3 years minimum)
Manufacturing Capability Assessment
- Third-party audit reports: SGS, Bureau Veritas, Intertek, TUV
- Cleanroom classification certificates (ISO Class 7 or 8)
- Production equipment inventory and age
- Capacity verification vs. claims
Quality System Verification
- Certificate validity: ISO 22716, US GMPC, ISO 13485
- Quality manual and SOP completeness
- Batch records and deviation handling
- COA turnaround time and completeness
Red Flags
- Expired certificates or scope mismatch
- Claims exceeding verified capacity
- Reluctance to provide references or tours
- Unusually low pricing (quality tradeoffs)
- No experience with your target regulatory markets
Weitai Credentials
ISO 22716:2007, US GMPC, ISO 13485, 80,000m² GMP facility, 110+ NMPA medical device registrations, 10,000+ formulation library, 80+ R&D professionals.
