Shenzhen Longcheng High-tech Environmental Protection Co., Ltd., established on 2002-02-07, Business scope includes general business items:Environmental protection public toilet,Various sanitation tools,Investment in sanitation vehicles,research and development,Sales,Install,Maintenance and related technical consulting services;Nano biological filter,Composite microorganisms,Development of Polyurethane Hollow Fiber Membrane Technology Products;Investing in digital management systems,research and development,Sales,Install,Maintenance and related technical consulting services;sewage treatment,sludge treatment,manure disposal,Investment in landscaping and related municipal environmental protection projects,construction,operate;Cleaning Services;Domestic Trade;Import and export of goods and technology;Car rental,Machinery and Equipment Leasing(Excluding finance lease).(above laws,Administrative regulations,Except for items that are subject to approval prior to registration by decision of the State Council,Restricted projects must obtain a license before operating),The licensing program is:Green maintenance,Commercial cleaning of urban roads and domestic waste,Collection and Shipping Services;Nano biological filter,Composite microorganisms,Development of Polyurethane Hollow Fiber Membrane Technology Products;Sanitation equipment,Environmental protection equipment,Sanitation products,Production of environmentally friendly products;garbage collection,compression,Investment in transshipment and related technical equipment,research and development,Production,Sales,Install,Maintenance and related technical consulting services;biological deodorization,Exhaust gas treatment,Investment in sewage treatment and other various environmental engineering related technical equipment,research and development,Production,Sales,Install,Maintenance and related technical consulting services;Garbage classification;road general cargo transportation.