Located at the side of national highway 320 & Qiandao Lake, Hangzhou Sannai Environmental Technology Co., Ltd.(Jiande Sannal Anticorrosive Steel Structure Co., Ltd.) is one of biggest anticorrosive PP equipment manufacturer of China, with a land of 60,000sqm & 12,000sqm of working place. At present, we are mainly designing, producing & installing PP serial anticorrosive equipment, including auto-controllable waster treatment equipment, chlorine gas adsorbing equipment, NOX treatment equipment, ...