Qingzhou Petroleum Machinery Factory CO.,LTD, China
ADD：2618 Gongye Rd, Qingzhou City, Shandong, China
Fax:    0086-536-3522399                                                      
Phone:0086-536-3522399                                                                    
Mobile:0086-15266300319

Email: office@qzsyjxc.com         waqzhou@hotmail.com