Jiangsu Watson Biotechnology Co.,ltd is a leading Chinese supplier specialized in pharmaceutical intermediate, plant extract and chemical materials. Up to now, we have built cooperation with clients form over 30 countries, like Germany, Spain, England, America, Australia, and the middle East and so on, and have gained much praise from customers. So you can trust us. Payment method: T/T, D/A, L/C, Western Union，MoneyGram, Bitcoin Service: Best service and after sale are provided for all customers. We will deliver your goods within 3 days after payment is received. If you want to cancel or change order, please tell me within 24 hours after payment. We have a wealth of express are available, such as HKEMS, DHL, UPS, TNT and EUB and so on. We have a professional packaging team to choose the best delivery method for you based on different countries. You can get the goods within 4-7 days. If the parcel are lost or you have not received the goods for other reasons, please contact us asap