Laoshan Dist. 190 Zhuzhou Rd.

Qingdao Hitech Automation Instrument Co. Ltd. (abbr. Qingdao Hitech) is China's leading manufacturer of automatic instruments, integrating scientific research, production, sale and service...

Room 403 Suijing Building B,581# Airport Road, Guangzhou, Guangdong, China

GuangDong ShanTou Chengda Electron Industrial Co., Ltd specializes in the R&D, production and sale of electronic calculator. Meanwhile, the company undertakes processing business of relevant e...