亚洲人妖ts网站,夜夜春亚洲嫩草影院,欧美变态深喉囗交免费,av福利无码亚洲网站,黄色小说下载,恶魔契约书txt下载,小说免费

  Borunc chemical co.,ltd
   About us
       About us
       Products
       Buy
       Sell
       Contact us
       Chinese

Borun Chemical Co.,Ltd is a chemical company founded in 2002 in Ningbo China. Our main goal is to provide the best quality chemicals for both industrial and academic customers. Our team is experienced in the synthesis and characterization of a wide range of DSSC Ligands of bipyridine,OLED material and intermediate,Boronic acid, organic and organometallic compounds. We devotes to research and development, production and sales of various chemicals and have a profound experience in organic synthesis and full independence in new products development.


With advanced equipment and strict management system, we are convinced that we can provoide comprehensive service from Lab-scale product development, custom manufacuring to mass production in the plant.




Shanghai Danfan Network Science&Technology Co., Ltd. All Rights Reserved.