On September 24, good news came from Guangxi that the KDON (Ar)-7500/15000-230 air separation plant designed, manufactured, installed and debugged by our company was successfully started in Guangxi chuanggui Gas Co., Ltd. in Wutong city, Guangxi. Since all the indicators reached the design requirements in September 19, and after the operation in recent days, all the technical indicators have reached or exceeded the design standard, and oxygen has been supplied for several days continuously, which has been well received by users.