The national pipeline network has grasped the two ends of the middle and implemented the "X+1+X" model, promoting the market-oriented development of natural gas and enabling various units to better join the natural gas market industry. Qingdao Jingjian Energy Technology Co., Ltd. has officially become a shipping customer of the national pipeline network through the approval and review of the national pipeline network process in early 2023. Currently, our company has carried out relevant shipping business.