Jiangsu Yanxin Environmental Science & Technology Co., Limited is a high technology joint stock company, dedicated to the manufac-ture, new equipment material research and application of clean room systems for pharmaceutical, biological, food, cosmetic industries, lab,operation room, fabricated building. Our company is located in Tongli town, listed as one of' Top 10 most charming Chinese towns”and usually called "The Eastern Venice" . This town is also famous for genuine Eastern China riverway town with ancient Eastern China style buildings. This town is in the joint area of Shanghai city, Suzhou city, Taihu Lake and Zhejiang province, only takes 40 minutes drive to Shang hai city and Suzhou city.