Suzhou Sanshi Environmental Protection Technology Co., Ltd

Manufacturing of special valves for the chemical and pharmaceutical industry. For over 60 years we have been developing, designing and manufacturing high-quality slide gate valves and shut-off equipment. Our slide gate valves are used in conditions

S.e.s.n. started its activity more than fifty years ago as producer of chemical auxiliaries for the italian tanning industry, following then all its developments which have brought the italian leather and fashion to be leader in the word. The most im