Hexen Pharm Technology Co., Ltd. was founded by a team of highly accomplished scientists and managers. We are engaged in advanced chemical technology services including custom synthesis, R&D o...

pharmaceutical/pesticide intermediates/custom synthesis/raw materiali...

Henan Xin Dun Science&Development Co., Ltd. was established in June 2004, involving in the line of Chemicals, Nonstandard Equipments and Machining parts. We have business partners in more than...