Welcome to Shanghai Dumi Biotechnology Co.,Ltd.We are a fast developing pharmaceutical intermediates enterprise located in Shanghai. Dumi analysis research and development center also provides custom synthesis service. We can provide customized synthetic chemicals in different quantities in laboratories, factories and industrial scale. We can offer competitive price for every customer and guarantee the quality of our products. We pay attention to the needs of each customer and build a good relationship with them. If you have any other questions for me. Please feel free to contact us. Shanghai Dumi Biotechnology Co., Ltd' s product quality is leading in China. At the same time, under the joint efforts of all the employees of the company, the company has achieved rapid development. The quality of our products is stable and reliable, and we have established friendly and stable business relations with many well-known enterprises at home and abroad. My unit grasps the good faith management idea, abides by the quality assurance, the user first objective, provides the quality outstanding, the performance stable product to the customer, has won the general customer consistent approval and the favor with the high efficiency consummation after-sales service. We look forward to working with our peers and friends from all walks of life to create a new future.


1. Are you a factory?
Yes, we are the manufacture factory, we sell to to many counties including USA, Canada, UK, Mexico, India, Australia......etc. 

2. how to confirm the goods quality before placing orders?
You can get free samples for some products, you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests, we will manufacture the products according to your requests.

3. why should you buy from us ?
(1.) High purity good quality with pretty competitive price. 
(2.) Large capacity of stable products supply. 
(3.) Safety and fast shipment by sea/by air. 
(4.) Sample order acceptable. 
(5.) Good and tight packing as customized.

4. What's your MOQ?
Normally,our MOQ is 1kg. But it could be according to the products and your actual demand. 

5. How about delivery time?
It depends on the qty, usually,we can ship the samples within 2-3 days after payment confirmed. (Chinese holiday not included)

6. Is there a discount?
Yes, for larger quantity, we always support with better price.

7. What payment term do you accept? 
We'd like to accept pay through Alibaba, bank transfer, Western Union, BTC.