Zhengzhou Kingsfine chemical CO.,LTD located in Zhengzhou high & new technology Industries development zoon. The company locates the geographical position superiorly, transportation convenient, the environment is exquisite. Zhengzhou Kingsfine chemical CO.,LTD is a company engaged in R & D, production, sales and trading of fine chemical products and pharmaceutical intermediates. With the high quality of products and services￡?it have won strong recognition from lots of customers in China and ove...