HiYi Techonology is a professional company of committed to the development of the gas detection industry, has more than 15-year experience in specializing in the research, development, manufacture and ...
Address : Room 1302,Yufei Building, 42 Dongzhimenwai Street, Dongcheng District, Postcode:100027 Beijing,China
Worktime: 9:00-18:00 (Beijing time)
Business Phone : 86-010-5653-8958(Working time) 86-400-015-1600(Nonworking time)
FAX : +86-010-5653-8958
Email : info@hiyipro.com
