Zhengzhou Jinquan Precious Metal Refining Equipment Co., Ltd. Supplier of precious metal refining technology and equipment
E-MAIL:zzjqkysb@163.com     PHONE:+371-56668328   +86 18203608680

Zhengzhou Jinquan Precious Metal Refining Equipment Co., Ltd.

Address

Building 5, Longding phase II, Fenglin Road, Zhengzhou high tech Zone

E-mail

Phone

 +86 18203608680