law、 Regulations、The State Council has decided that any business prohibited by law shall not be operated; law、 Regulations、 The State Council decided that permission should be granted( Approval) of, After approval by the examination and approval authority,( Approval) Document management; law、 Regulations、 The State Council decided that no license is required( Approval) of, Market entities independently choose to operate。( General business items: Sale: New type of household biogas equipment, fuel-saving and coal-saving stoves, Environmental protection equipment, Water treatment and solid waste treatment equipment, Computer network equipment, Office automation equipment, Communication products, Public security technical security products, Agricultural machinery accessories, Energy-saving materials; Environmental Impact Assessment Report Planning; Soil and water conservation plan planning; Environmental testing( water、 Voice、 gas) Report Planning; Energy conservation assessment report planning; Land reclamation plan planning; Mine Environmental Protection and Comprehensive Management Plan Planning; Project Feasibility Study Report Planning; Geological disaster control engineering design、 Safety Assessment; Environmental engineering design and environmental consulting services; New type of household biogas equipment、Research and development and sales of fuel-saving and coal-saving stoves; Integrated wiring、 Design and construction of security technology engineering and lightning protection grounding system engineering; Import and export trade( Export except state trade)。 Licensed business items:( none)。)