GS0371: Construction planning and consultation; building construction and repair; installation of post tensioning, geotechnical and stay cable systems for construction [and mining] industries; [general contracting services, namely, bridge construction, installation of earth and rock anchors; construction of industrial facilities; ship building;] and leasing of construction equipment and machines
GS0421: Development for others of post tensioning, geotechnical and stay cable systems for construction and mining industries; engineering services in the field of building construction and repair; engineering services in the field of free cantilever, incremental launching, segmental construction, sliding and climbing, lifting and lowering structures; civil engineering services; [architectural design services;] technology consultation in the field of building construction and repair; technology consultation in the field of free cantilever, incremental launching, segmental construction, sliding and climbing, lifting and lowering structures