On June 20, good news came from the land of Qi Lu: KDON (Ar)-15000/15000-520 air separation plant of Shandong Chuanyang Group Co., Ltd., designed, manufactured and installed by our company, started successfully once, oxygen> 15200Nm3/H purity> 99.7% nitrogen> 36000Nm3/H purity> 99.99% this is the second large air separation plant provided by our company to Shandong Chuanyang group. Before this, the output and concentration of KDON (Ar)-6500/12000-180 air separation plant provided by our company all exceeded the design index text, the matching YPON-2000/2000 liquefaction unit has also been put into normal use. At the same time, the YPON-2000/2000 liquefaction unit matched with type 6500 air separation plant has been put into normal use.