The business scope of companies specializing in installation business is divided into the following categories: 1, installation and maintenance: computer maintenance, office equipment maintenance, electrical installation and maintenance services, mechanical equipment (except special equipment) maintenance services, computer maintenance, oil pump maintenance, etc. 2. Installation and maintenance of electronic equipment, electromechanical equipment (except special equipment), mechanical equipment (except special equipment), and general mechanical equipment (except special equipment). 3. Installation of construction equipment (except special equipment), hydropower, electromechanical equipment (except special equipment), industrial automation equipment (except special equipment), signs, neon lights, steel structures, communication equipment and communication lines.
legal ground
Article 12 of the Company Law of People's Republic of China (PRC) The business scope of the company shall be stipulated in the articles of association and registered according to law. A company may amend its articles of association and change its business scope, but it shall register the change. Projects that are required to be approved by laws and administrative regulations in the company's business scope shall be approved according to law.