Thermal science and technology (beijing) ltd. Is registered at 15th to 16th floors of the 10th floor of the bong dynasty, beijing city, 1518 to 173th sessions; conference and exhibition services (exiting services are subject to approval by the relevant departments); engineering management services; vector biodensity control services; vector biodensity monitoring and evaluation services; vector biological protection services; information system operation maintenance services; information system integration services; information technology advisory services; sale of machinery equipment; general mechanical equipment installation services; enterprise management consulting; environmental health management (non-environmental quality monitoring, pollution source inspection, municipal waste management, catering and garbage disposal services); distribution of electrical and electrical equipment for the sale of electrical equipment; electrical equipment for the sale of electrical and export services; electrical equipment for the sale of electrical equipment; electrical equipment for the sale of electrical and export goods; electrical equipment for the sale of electrical equipment; and electrical equipment for the sale of electrical and import and export services. (in addition to projects subject to legal authorization, operating independently of the law in accordance with a business licence) permits projects: operation of municipal waste management services; disposal of municipal construction waste (dismantling); construction works; subcontracting of construction services; professional construction work; electrical installation services; installation of special equipment for renovation and repair. (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