Dongguan Hongjin Test Instrument Co., Ltd.

Address: No.5, Chuangye 2nd Road, Mulun, Changping Town, Dongguan, Guangdong, CN  Zip code 523570

Telephone/Whatsapp/Wechat: +86 13790418503

Tel:+86 85050140 / 81184601/ 81691361

Email：sales01@hongyu-group.net