Construction of housing construction projects; Construction of highway pavement projects; Construction of municipal public utilities projects; Construction of building decoration and finishing projects; Construction of steel structure projects; Construction of bridge projects; Professional contracting for fire protection facility engineering; Professional contracting for foundation and basic engineering; Professional contracting for mechanical and electrical equipment installation engineering; Wholesale and retail of building materials (excluding hazardous chemicals); Leasing of construction machinery and equipment.
(Projects subject to approval in accordance with the law may only be carried out after approval by the relevant departments.)