Verify supplier licenses through the Chinese State Drug Administration website. Cross-reference company details with independent business registries like Tianyancha. Check for GMP (Good Manufacturing Practice) certification, indicating adherence to international quality standards. Examine supplier reviews on platforms like Alibaba’s assessment system; prioritize suppliers with consistent positive feedback and detailed transaction histories. Contact potential suppliers directly; request certificates of analysis (CoA) for their doxycycline batches, confirming purity and potency. Compare quotes from multiple suppliers; focus on competitive pricing balanced with quality assurances. Consider engaging a third-party inspection service to verify product quality and manufacturing processes before large orders.
Additional Verification Steps
Request references from existing clients for independent verification of supplier reliability and product quality. Investigate the supplier’s logistics capabilities and experience exporting pharmaceuticals internationally. Confirm their compliance with relevant export regulations and certifications. Assess their ability to provide timely and clear communication throughout the transaction.
