On April 17, 2023, Guizhou Hangyu Technology Development Co., Ltd. (stock code: 688239) successfully held the "Precision Ring Forging Intelligent Manufacturing Production Line Completion and Production Conference".

The project of "Sichuan Delan Hangyu Technology Development Co., Ltd. 1250t fast forging machine, supporting 5t operating machine, and 500t multifunctional difficult to deform metal ring correction and forming press" independently developed, designed, and manufactured by Xi'an SINOBERUN Heavy Industry Technology Co., Ltd. has successfully passed the hot test of high-temperature alloy ring blank making. This project is one of the core equipment for the construction of the precision manufacturing industrial park for special alloy ring forgings for aviation engines and gas turbines of Guizhou Hangyu Technology Co., Ltd.