Dongguan DES Precision Technology Co., Ltd.  
  Contact: Xian Rongping
  Mobile：13751352211
  Email：admin@springmachines.cn
  Website：www.keyiba.cn
  No.2 Xiangbeiliuxiang Road，Shutian Village, Humen Town, Dongguan City, Guangdong, China.

International Sales:
Dongguan Truslink Trading Co., Ltd.
  Email: Contract: Mark Cheung
  Email: mark@springindustry.cn, mark@springmachines.cn
  Cellphone / Whatsapp: +86-13922971929