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Construction of viaducts; joinery of precast concrete column and beam connection; building construction; general building contractor services; construction and maintenance of civil engineering projects; demolition of viaducts; demolition of precast concrete column and beam connection; wrecking services; providing information relating to construction of viaducts; providing information relating to joinery work of precast concrete column and beam connection; building construction information; providing information relating to general building contractor services; providing information in the field of construction and maintenance of civil engineering projects; building construction, namely, extension of buildings; reconstruction of buildings; repair of buildings; building construction, namely, extension of structures; reconstruction of structures; repair of structures; installation of electrical wiring work accompanying general building contractor services; construction supervision relating to construction of viaducts; construction management relating to construction of viaducts; construction supervision relating to joining work of precast concrete column and beam connection; construction management relating to joining work of precast concrete column and beam connection; construction supervision relating to construction; construction management relating to construction; construction supervision relating to general building contractor services; construction management relating to general building contractor services; construction supervision relating to construction and maintenance services in the field of civil engineering; construction management relating to construction and maintenance services in the field of civil engineering; advisory and consultancy services relating to construction of viaducts; advisory and consultancy services relating to joinery of precast concrete column and beam connection; advisory and consultancy services relating to building construction; advisory and consultancy services relating to general building contractor services; advisory and consultancy services in the field of construction and maintenance of civil engineering projects; building maintenance, namely, maintenance and repair of power supply facilities, electrical facilities, power generation facilities, air conditioning facilities, hot water supply facilities, water supply and drainage facilities, gas facilities, sanitary facilities, disaster preventing facilities and fire extinguishing facilities for buildings and structures; building maintenance, namely, maintenance and repair of power facilities inside buildings; building maintenance, namely, maintenance and repair of power facilities inside structures; repair and maintenance of loading-unloading machines and apparatus; repair and maintenance of conveyors; repair and maintenance of construction machines and apparatus; repair and maintenance of electric motors; repair and maintenance of power distribution or control machines and apparatus; repair and maintenance of power generators; repair and maintenance of measuring and testing machines and instruments

Planning and design of viaducts; Architectural services, namely, planning and design of precast concrete column and beam connection; architectural services; Architectural services, namely, planning and design of building constructions; planning and design of structures and buildings; engineering services namely, planning and design of construction of viaducts; Structural engineering design services, namely, planning and design of joinery work of precast concrete column and beam connection in building construction; Structural engineering design services, namely, planning and design of building construction using precast concrete column and beam connection; Structural engineering design services, namely, planning and design of construction works using precast concrete column and beam connection; engineering services, namely, planning and design of civil engineering works; architectural services, namely, renovation design of buildings and structures; provision of information in the field of planning and design of viaducts; provision of information in the field of planning and design of precast concrete column and beam connection; provision of information in the field of architectural services; provision of information in the field of planning and design of constructions; provision of information in the field of planning and design of structures; provision of information in the field of planning and design of buildings; provision of information in the field of architecture, namely, planning and design of construction of viaducts; provision of information in the field of architecture, namely, design of joinery work of precast concrete column and beam connection; provision of information in the field of planning and design of building construction; provision of information in the field of planning and design of construction works; provision of information in the field of planning and design of civil engineering works; provision of information in the field of renovation design of building; provision of information in the field of renovation design of structures; consultancy and advisory services relating to planning and design of viaducts; consultancy and advisory services relating to planning and design of precast concrete column and beam connection; consultancy and advisory services relating to architectural services; consultancy and advisory services relating to planning and design of constructions; consultancy and advisory services relating to planning and design of structures; consultancy and advisory services relating to planning and design of buildings; consultancy and advisory services relating to planning and design of construction of viaducts; architectural consultancy and advisory services relating to planning and design of joining work of precast concrete column and beam connection; consultancy and advisory services relating to planning and design of building construction; consultancy and advisory planning and design of construction works; consultancy and advisory services relating to civil engineering works; consultancy and advisory services relating to renovation design of building; consultancy and advisory services relating to renovation design of structures; surveying of viaducts; surveying of precast concrete column and beam connection; engineering surveying of construction of viaducts; engineering surveying of joining work of precast concrete column and beam connection; surveying; planning and design of parking lots; designing of machines, scientific apparatus, instruments and systems composed of such machines, apparatus and instruments, for others; design of viaducts; design of precast concrete column and beam connection; architectural design of viaducts for construction; architectural design of joinery work of precast concrete column and beam connection; engineering design services relating to civil engineering; design services relating to building construction; engineering and architectural design services, other than for advertising purposes; technological consultancy relating to the performance of computers, automobiles and factory automation machines; engineering services, namely, testing or research services of viaducts; engineering services, namely, testing or research services of relating to constructions of viaducts; engineering services, namely, testing or research services of precast concrete column and beam connection; engineering services, namely, testing or research services of joinery work of precast concrete column and beam connection; research in the field of building construction or city planning; testing or research services in the field of preventing pollution; testing or research services in the field of electricity; testing and research services in the field of civil engineering; conducting chemical surveys, namely, strength and chemical testing of soil for the presence of pollutants; testing and scientific research concerning the functionality of machines, scientific apparatus and instruments; research and development of new products; industrial research, development and testing of new products for others