Hebei hong zhen environmental technology development co. Ltd. Is located in the gate house industrial district of makoto county, habei province. The strong county market supervision authority, represented by legal persons, operates in the fields of scientific and technological research and development of energy conservation equipment, thermal solid and thermoplastic composites, environmental works, environmental purification, acid fog treatment, sewage treatment works, desulphurization, electrostatic dust removal, water treatment equipment and filters. Glass steel containers, glass steel pipes, sand pipes, tank products, metal structures, squeezing, molding, cable tanks, composite packagings, double-walled beam pipes, solid wall tubes, electric cable protection tubes (pvcs, modified polypropylene, polyvinyl chloride), polyethylene entanglements of structural wall drains (carats), water pipelines, water tanks, smart box-type high-low-voltage distribution cabinets, non-metal spreadsheets and accessories, box transformer cases, cable protection tubes. Central air conditioning, purification air conditioning, ventilation cabinets. Glass steel art works, rubber, plastics, watering materials, metal products, silencers, air chillers, fire-fighting pyrotechnics, fire-fighting smoke valves, wind pipes. Modular grids (without grinding), communications towers plastering, wind and dustproof walls. Agricultural smart irrigation equipment, preservation work, railway equipment, soundproofing walls, signs, stakes, ground markings, stun panels, septic tanks. The design, manufacture, sale and installation of the above-mentioned products and services, the export of the products and technologies produced by the enterprise and the import of machinery, spare parts, raw materials and technologies required by the enterprise, except for goods and technologies for which the state limits the operation of the company or prohibits import and export. (projects subject to legal approval may not operate without the approval of the relevant department)