There are two ways for you to confirm order:
1. Proforma invoice with our company bank details will be sent to you once the order confirmed. Please arrange payment by TT (wire
2. Trade assurance order will be drafted for you through Alibaba. Please confirm and pay through Alibaba (credit card).

Of course, we can provide free sample , while the shipping cost should undertake by your side.

Within 3 to 5 days after payment confirmed (Chinese holiday are not included).

First, we tested each batch of raw materials, intermediates and finished products in our in-house laboratory; Second, our quality meet HPLC, UV, GC standard and so on in order to reduce the quality problem to near zero.

For larger quantity ,we always provider more reasonable price.

Yes! OEM is available if you meet our MOQ.

More questions?