国产乱码一区二区三区爽爽爽_Business-TIANJIN CONSTRUCTION TECHNOLOGY

?Building construction project construction general contracting
?Professional contracting of mechanical and electrical installation engineering
?Professional contractor for hoisting equipment installation
?Pressure plate, prefabricated building parts processing, marketing
?The subcontracting
?Construction machinery, engineering equipment, tool manufacturing, sales, maintenance, leasing
?General contracting for municipal public works construction
?Environmental protection engineering professional contracting
?Construction engineering technology development, technical consultation
?Prefabricated integrated building, functional module manufacturing, sales, leasing
?Prestressed engineering construction
?Composite board, wood-based board, building template manufacturing, marketing
?Professional contracting of steel structure engineering
?Construction decoration project professional contracting
?Acting construction project management
?Sales of building materials
?Construction of building curtain wall
?Plastic steel doors and Windows, aluminum alloy doors and Windows, broken bridge aluminum doors and Windows manufacturing, installation