Xi'an Hedele Energy Co,. Ltd

Add：Floor 21 fengshang,No.1 Gaoxin,Gaoxin District,Xi'an,China 

Tel：86-29-88810882

Fax：86-29-86693861

Skype：liuyongjie67

Whatapp:86-13359269377   ;  Wechat:86-13359269377

E-mail: rig123@rig123.com

E-mail:frank@rig123.com