Topkey Pharmaceutical Chemical
Tang Shen Biological Technology Co., Ltd
Email:tangshen@biology-chem.com

Tel: 86-133-6380-0884
Fax: 86-133-6380-0884
E-mail: tangshen@biology-chem.com
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Catalogue of Amino Acid
Catalogue of Steroids
2014 China API Fair

F.A.Q
1, How is the quality?
The quality of most products are above 99% purity, same are 99.5% purity.
 
2, How is the package?
PackAge: Foil bag or as customer's required.
 
3, How is the storage?
Storage: Keep in dry and cool place.
 
4, Do I need to pay extra for shipping cost?
No, our price includes the shipping cost already, you need not pay for any tax and others.
 
5, Can I order sample to test?
Yes, you are welcome to order sample before placing bulk order. we will send the sample directly to your door by courier. 
 
6, minimum quantity
Usually our minimum quantity is 50g. But you are welcome to order samples to check the quality and our service.
 
7, How do I place order? How will the products be delivered?
You can place your order online , by email or skype. And then you can make your full payment via Western Union, or bank transfer(T/T). We will send your order in 48 hours once we get the money. After shipment, a tracking number will be given.
 
8, how can I make payment?
Our company accept western union and brank transfer(T/T) payment , you can choose you like payment method. For western union, you can make payment online(www.westernunion.com) , or go to the western union office nearby.
 
9, How long does it take for delivery?
We will send out your order within 48 hours once we receive your payment , ususlly we send by  UPS, EMS, Fedex, TNT, DHL, and it takes 4-7 working days to arrive you. It's very safe and fast .
 
10, How can I know about my order status?
Once we send the package, a tracking number will be given to you, with which you can check your order online. We are also keeping an eye on your package until it reach you.
 
11, Refunds/Exchanges Policy
If you are not satisfied with the products when you get the parcel, you can return them back to us, but you should pay for shipping cost.
 
12, Note:
When make your payment, please inform us the MTCN and sender's name. and please also send us your order information briefly, with your name, delivery address, and telephone number! 

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