We are a member enterprise of SINOPEC and have been a professional manufactuer of petro equipments for many years. We are also a supplier of CNPC,PDO,CPI,ONGC,BGFCL,PDVSA for long. We mainly produce pumping unit;subsurface sucker rod pump;sucker rod and polished rod;Rod Clamp and elevator;float shoe and collar,centralizer and stop collar,stage collar,cement basket,cement head;gate valve,wellhead and christma tree;desander,desilter,degasser,sand pump,mud tank;casing;tubing;drill pipe;air blaster;packer and bridge plug;etc. We can accept OEM or ODM if you are also manufacturer. Enclosed pls find our API certificates(PLS NOTE IT IS FIVE COPIES:API 5CT,API 6A,API Q1,API 11AX,API 11E) and ISO & HSE certificates for your check first. Should you have any inquiry or question, please feel free to contact me by email immediately. Looking forward to having a long lasting business relationship with you. Also,we can help you source any product in China if you need.