The registration address of the beijing tianxie refrigeration equipment limited is located on the 21st floor of building 5 of jinshasi street, located in beijing's gate ditch district, 21102. The registration authority is the market supervision authority of beijing's gate ditch district, represented by legal persons and includes general items: refrigeration, air conditioning equipment; sale of mechanical and electrical equipment; professional cleaning, cleaning and disinfection services; daily electrical repair; sale of lighting equipment; distribution of electrical switch control equipment; maintenance of computers and office equipment; sale of office equipment; repair of specialized equipment; cleaning of buildings; sale of machinery for construction works; labour services (excluding labour dispatch); rental services (without licence type of rental services); sale of used goods; marketing of regenerative resources; repair of general equipment; recycling of living resources (other than productive used metals); and retailing of household electricity on a daily basis (in addition to the legally approved projects, the construction of nuclear power stations and construction of civilian airports) and construction services; electrical services; construction works (other than construction of nuclear power stations, construction, construction of civilian airports). (a project subject to approval by law may only be carried out with the approval of the relevant department, depending on the documents or licences approved by the relevant department) (no activity shall be carried out in the category of projects prohibited and restricted by the state and municipal industrial policy