บริษัท Jiangsu Yao ปิโตรเลียมจำกัดเป็นผู้ผลิตเครื่องจักรปิโตรเลียมที่มีประสบการณ์รวมถึงผลิตภัณฑ์บ่อน้ำมันบ่อน้ำมันบ่อน้ำมันบ่อน้ำมันบ่อน้ำมันและท่อขนส่ง
Tianjin Exxon Valve Co., Ltd. Was established in 2009 with a registered capital of 128 million RMB. After more than ten years of development, the company has become a valve manufacturing enterprise integrating design, development, production, manufacturing and sales. It has a standard manufacturing base covering an area of 15, 000m² And building area of 11, 000 m² . The company has production and testing centers for machining, welding and heat treatment, assembly pressure testing, physical and chemical testing, and CNC machining centers, physical and chemical and non-destructive testing equipment. There are more than 100 sets of processing and testing equipment, complete processing equipment and advanced testing equipment.