The company's purpose is to provide maintenance, cleanroom and special cleaning services, as well as operate and maintain building technology, janitorial services, waste management and green space maintenance. The company may establish branches, participate in other domestic and foreign companies, acquire or merge with similar or related companies, acquire or sell real estate, securities, patents and other intellectual property rights, and enter into any business and conclude contracts that are suitable to promote the purpose of the company or are directly or indirectly related to it.