主营产品：The company is mainly engaged in the technical development of environmental protection equipment; purifier installation and services; indoor air testing and management; central air-conditioning cleaning services; interior decoration design; and environmental management consulting services.
主营产品：Development, construction and management services of e-commerce platforms: software development, technology transfer, technical services; mobile Internet R&D and maintenance; sales and technical consultation of sepiolite products; Internet sales; building materials, daily necessities, hardware products, electronic products, household products Electrical appliances, handicrafts, knitted textiles, office supplies, furniture, lamps, furnishings, meerschaum products.
主营产品： Research and development of security technology; indoor air detection and management services; cleaning services; water purification and sewage treatment; sales of cleaning supplies and equipment.
主营产品：Ductile iron manhole cover, cast iron platform, deflection checker, percussion wrench, inclined iron, V-shaped iron, V-shaped frame, color steel rain cover and other products.
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