Grade A general contractor for mechanical and electrical eqipment installation

  Is approved to undertake the installation of general industrial, public projects and the mechanical and electrical installation for public buildings

  Grade A contractor for mechanical and electrical eqipment installation

  Is approved to undertake the installation of eqipment,circuitries and pipelines of general industrial , public and civilian construction projects; fabrication and installation of 35kv and lower power transformation and distribution projects, non-standard steel structures

  Grade A contractor for fire fighting facilities and projects

  Is approved to undertake the contruction of fire fighting facilities and projects

  Grade A contractor for steel structure projects

  Is approved to undertake the fabrication and installation of steel structure projects(incl. Meshwork , light-weight steel structure projects)

  Grade A contractor for intelligent building projects

  Affordable for all types of building intelligent engineering works

  Grade B contractor for city and road lighting projects

  Is approved to undertake the construction of 10kv or lower ligting projects for city plazas ,roads and profile of buildings and public green zones etc. in which the contract prices shall not be 5 times higer than the enterprise's registered capital

  Grade B contractor for Building Decoration projects

  Is approved to undertake the construction of Building Decoration projects with total cost of RMB 12 million yuan or lower(Curtain wall construction works except)

  Pressure pipes installation license

  Is approved to install : GB1-gas pipes; (1)pipes with designed pressure p<4.0Mpa, used to feed Class A and B fire risk flammable gases or Class A flammable medium specified in GB50160 : Fire Prevention Code of Petro-chemical Enterprise Design and GBJ16 : Code for Fire Prevention Code for Building Design; (2)pipes used to feed flammable flowing medium, toxic flowing medium,with designed pressure P<4.0Mpa, temperatur e ≥ 400 ℃; ( 3 ) pipes used to feed non-flammable flowing medium, no n-toxic flowing medium ,with designed pressure p<10Mpa,temperature ≥ 400 ℃ ; (4)pipes used to feed flowing medium,with designed pressure p<10Mpa ,temperature<400 ℃ ;

  Boilers installation license

  Has the qualification of Class 111 boiler installation repair and restructuring,with approved operation parameters; rated steam pressure p ≤ 3.9Mpa ,evaporation capacity D ≤ 75T/H

  Hoisting machinery installation license

  Bridge cranes installation and maintenance, Grade B,50t Gantry cranes installation and maintenance, Grade B , 50t

  Elevator installation permit

  Grade B Elevator, Huoti installation, escalators installed, transformation and maintenance

  Pressure vessels installation license

  Fabrication of Class D1 、 D2 pressure vessels, low-temperature and stainless steel pressure vessels, low-temperature vessels and stainles steel prssure vessels

  Power facilities installation /maintenance/test license

  Is approved to install, maintain or test 35kv or less power supply/receiving facilities

 
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