Dongguan Shiyan Precision Instrument Co., Ltd

Address: No. 23 Xingyuan Road, Houjie Community, Houjie Town, Dongguan City, Guangdong Province

Phone: +86 0769-85960096

            +86 0769-85990016

Fax: +86 0769-85990016

Miss Li: +86 18122859758

Mr. Xie:+86 18826890096

Website: www.syan17.com

Email: dgsy17@163.com