New Material Technology Promotion and Service; Environmental Protection Equipment Manufacturing: Environmental Protection Equipment Sales; Glass Fiber and Products Manufacturing: Glass Fiber and Products Sales; Reinforced Plastic Products Made of Glass Fiber Manufacturing; Cement Products Manufacturing: Cement Products Sales; Asbestos Cement Products Manufacturing: Asbestos Cement Products Sales; Building Decoration, Plumbing; Pipeline Components and Other Building Metal Products Manufacturing; Land Pipeline Transportation; Pipeline Transportation Equipment Sales; Municipal Facilities Management; Lightweight Building Materials Manufacturing; New Building Materials Manufacturing; New Membrane Material Manufacturing; Environmental Protection Consultancy Services; Technical Services, Technology Development, Technical Consultation, Technical Exchange, Technology Transfer, Technology Promotion; Valve and Plug Sales; Ordinary Valve and Plug Manufacturing (excluding Special Equipment Manuf...