• Zhengzhou Liseron

  Zhengzhou Liseron Co., Ltd mainly engaged in diesel injection nozzle, plunger to the oil valve precision coupling components production sales and import export trade general. The company has its own plant top 5 axis CNC machining, dimensional inspection instrument, chemical analysis of ...

  Telephone：86-37188881753Address：Zhengzhou, Henan, China

• Baoji Yuanheng Oilfield Eqipment Co., Ltd

  With higher quality and competitive price, Yuanheng DST tools occupy more than 70-80% of the domestic market .We are proud to be qualified supplier CNPC (China National Petroleum Corporation) SINOPEC CORP�China Chemical ...

  Telephone：86-9172736001Address：NO.22 GaoXin 6 Road, Baoji, Shaanxi, China, Baoji, Shaanxi, China