The registration address of shandong river central air conditioning company ltd. Is located at 426 east road (staft 9 in the university of song tun street, texas economic technology development zone) and is the market supervision authority of tianxiang district of texas (texican economic technology development zone), with legal representatives representing zhu zhenqi, and covers general projects: refrigeration, air-conditioning equipment sales; refrigeration, air-conditioning equipment manufacturing; wind engine, fan manufacturing; wind engine, windmill sales; valve and rotor sales; distribution of pumps and vacuum equipment; distribution of electrical equipment; sale of machinery equipment; sale of security equipment; repair of specialized equipment; labour services (other than labour dispatch); marketing of ceramics; manufacture of ceramics; fire-fighting equipment; safety, fire-fighting metal manufacturing; sale of metal products; fibreglass fibres and manufacture; sale of glass fibres and products; technical services, technology exchange, technology transfer, technology promotion; repair of electrical equipment; professional cleaning, cleaning and treatment services. (in addition to projects subject to legal authorization, activities are carried out autonomously and in accordance with the law, in accordance with a business licence) to permit projects: manufacture of protective equipment for human defence works; electrical installation services; subcontracting of construction services; construction works; professional construction work; interior decorations. (a project subject to legal approval may only be carried out with the approval of the relevant department, subject to the approval documents or licences of the relevant department)