After the successful trial production of the worlds first oil casing die forging in December 2019 and the 10th anniversary of the foundation laying of the company on October 10, 2020, Jiangsu Longsheng drilling and production machinery manufacturing Co., Ltd. reported that through the hard work of the R & D team jointly formed by Jiangsu Longsheng company and Suzhou Dawson drilling and production equipment Co., Ltd., they overcame many difficulties and overcome many technical problems The first 5-1 / 8 "15m oil high-pressure valve body multi-directional die forging was successfully trial produced in Longsheng, Jiangsu Province. The one-time extrusion molding, flow channel and middle hole are brought out. Compared with the traditional free forging, the raw materials can be saved by 40%, which greatly improves the market competitiveness. In the next step, the performance indicators of the test pieces will be inspected and mass production will be carried out as soon as possible. Congratulations!