Since its involvement in petrochemical equipment in the 1980s, Hangyang’s petrochemical products have been involved in the fields of ethylene, ammonia, alkane dehydrogenation, coal-to-glycol, natural gas liquefaction and syngas methane recovery, and coal-to-olefins. With the research and development of cold separation equipment, Hangyang has accumulated rich experience in cryogenic liquefaction and separation related process package design, related equipment design, and complete set supply, which has filled many domestic blanks.