MOQ varies by product. For most intermediates our MOQ starts from 25 kg (one bag/drum). Sample quantities are also available for quality evaluation.

Yes, small samples (50–100 g) are generally free of charge; the courier freight is collect or paid by the buyer. For some high-value products a sample fee may apply, which is refundable upon bulk order.

Yes. Every batch is tested in our QC laboratory and a COA is provided with each shipment. Third-party inspection (SGS etc.) is also welcome before loading.

For ready-stock items, 3–7 working days after payment. For large or custom-synthesis orders, typically 15–30 days depending on quantity and process.

Standard export packaging: 25 kg fiber drums / bags, 200 kg HDPE or iron drums. Customized packaging and labeling are available on request.

We support FOB, CFR, CIF, DAP and EXW. We have stable partnerships with freight forwarders for sea, air and express delivery.

Yes. With four production bases and 26 years of process experience, we offer custom synthesis from gram scale to ton scale, supported by our R&D technical center.

T/T (bank transfer), L/C at sight, and other terms negotiable for long-term partners.