No.169 Xuesong Road,National&High Tech Zone,Zhengzhou

Henan Hanwei Electronics Co., Ltd. (ISO9001:2000 certified), established in 1998, with approx. 400 employees, is expert in the R&D, manufacture, and marketing of a full line of gas-detection p...

Floor 2, Building 1, Ruida Rd 96#, Hi-tech District

With 7 years production experiences, Henan Inte Electrical Equipment Co., Ltd. is the manufacturer that specializes in the R&D, production and marketing of a full line of gas detection product...

No.101 Yulan Street, Zhengzhou Hi-tech Industry Development Zone,Henan,China

Our company was established in 2004, engaged in researching and developing high quality air-sensitive technology. Our company has first-grade equipment, scientific methods, project management system a...