According to the data, Kailong Hi-Tech's main business is the exhaust pollution control of internal combustion engines, the supply of environmental protection equipment to reduce harmful gas emissions, the research and development, production and sales of exhaust pollution control equipment for internal combustion engines, and the company has a complete industrial chain of exhaust aftertreatment systems. However, in 2022, the company expects a loss of 233 million yuan to 284 million yuan, down 83.44% year-on-year to 65,438+024.2%, and the non-net profit loss is 253 million yuan to 309 million yuan, down 59.32% year-on-year to 94.72%. The data looks worse. 202 1, Kailong Hi-Tech lost 65,438+27 million yuan.