General Projects:Earthwork construction, Foreign contracting projects, Metal door and window construction, Furniture installation and repair services, Home appliance installation services, Construction of fishing port and fishing boat berths, Landscaping project construction, Sports venue facility construction, General mechanical equipment installation services, Interior wooden door and window installation service, Building materials sales, Sales of building decoration materials, Building Block Sales, Lightweight building materials sales, Sales of molding materials for casting, electric wire、 Cable Operations, Cement product sales, Lime and gypsum sales, Refractory sales, Asbestos product sales, Concrete structural component sales, Brick and tile sales, Sales of asbestos cement products, Sales of daily-use ceramic products,Specialty chemical product manufacturing( No hazardous chemicals), Building block manufacturing, Sales of architectural ceramic products, Sales of building waterproofing membrane products, Synthetic material sales, Industrial Design Services, graphic design, Professional design services, Offshore engineering design and module design and manufacturing services, Engineering and technical services( Planning Management、 Survey、 design、 Except supervision), Industrial Engineering Design Services, Engineering Management Services, Engineering cost consulting business, Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion, Land consolidation services。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations)