The Institut national de la recherche agronomique (INRA, pronounced [inʁa]; English: National Institute of Agricultural Research) is a French public research institute dedicated to agricultural science. It was founded in 1946 and is a Public Scientific and Technical Research Establishment under the joint authority of the Ministries of Research and Agriculture.

Linhai Weixing New Building Materials Co., Ltd., established on 2019-06-26, Business scope includes general items:Manufacturing of plastic products;Sales of plastic products;Special Equipment Sales;Manufacture of glass fiber reinforced plastic products;Sales of glass fiber reinforced plastic products;Building Decoration,Manufacture of plumbing parts and other metal products for construction;Wholesale of hardware products;Hardware retail;Mariculture and marine biological resource utilization equipment manufacturing;Mariculture and marine biological resource utilization equipment sales;Wholesale of kitchenware, sanitary ware and daily sundries;Sanitary Ware Retail;gas,Liquid separation and purification equipment sales;gas,Liquid separation and purification equipment manufacturing;paint manufacturing(Free of Hazardous Chemicals);paint sales(Free of Hazardous Chemicals);General valve and cock manufacturing;Valve and Cock Sales;Sales of building materials;Manufacturing of sanitary ceramics;Sales of sanitary ceramics;Metal Products Sales;Pump and vacuum equipment manufacturing;Pump and vacuum equipment sales;Supply Instrumentation Manufacturing;Sales of instrumentation for supply;Sales of lightweight building materials;Thermal and acoustic insulation sales;Sales of building decoration materials;Thermal and acoustic insulation sales;Sales of building decoration materials;Sales of building waterproof membrane products;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)licensed items:Special equipment manufacturing;road freight transport(Does not contain dangerous goods);Import and export;Technology Import and Export.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license).(The branch office is located in:The business place of the branch is located in Baiye Middle Road, Dayang Street, Linhai City229No.)

Wujiang Huasu Pipe Industry Co., Ltd., established on 2009-06-08, Business scope includesPPRpipe,Pipe fittings production and sales.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

ICCAS was founded in 1956. ICCAS is a multi-disciplinary research institute dedicated to the basic research in broad fields of chemical sciences, and to the key developments of the innovative high technologies aiming to the imperative national needs and important strategic targets, as well as to the collaborative high-technology applications and transfers. ICCAS is one of China’s leading chemistry research institutions with high international reputation.

Era Co., Ltd. engages in the research and development, production, and sale of rubber and plastic products. Its products include pipes, pipe fitting, profiles, sheets, rods, valves, manhole covers, thermos flasks, gaskets, molds, plumbing parts and metal fasteners. The company's products are used in outdoor drainage, building hot and cold water supply, building drainage, sewage, underground pipes, gas pipe, sheath tube, cable protection, floor heating, agricultural irrigation, and industrial pipe. Yonggao was founded by Jian Jun Zhang and Cai Fen Lu on March 19, 1993 and is headquartered in Taizhou, China.

Suzhou Ausman Pipe Co., Ltd., established on 2012-12-25, Business scope includesPPRpipe,Pipe fitting research and development,Production,Sales.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Zhejiang Weinuo Pipeline Co., Ltd., established on 2016-05-27, Business scope includes general items:Building Decoration,Manufacture of plumbing parts and other metal products for construction;Manufacturing of hardware products;Manufacturing of plastic products;Mechanical Parts,Parts processing;Manufacturing of power facilities and equipment;General parts manufacturing;Import and export agency(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license).

Shanghai Shuangwei Industrial Development Co., Ltd, established on 2007-12-28, Business scope includes general items:Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Energy saving management service;Intelligent water system development;Artificial intelligence basic software development;Artificial intelligence application software development;software development;Appliance Installation Services;Furniture Installation and Repair Services;General machinery and equipment installation services;Engineering technical service(planning management,survey,design,Except supervision);property management;marketing planning;brand management;Non-residential real estate leases;housing lease;Business Management Consulting;Corporate Image Planning;Landscaping engineering construction;Sales of building decoration materials;Metal Material Sales.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license) licensed items:Construction Engineering Construction(In addition to the construction and operation of nuclear power plants,Civil Airport Construction);Building Intelligent System Design;Residential interior decoration.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments)

Tigao Industrial Technology (Suzhou) Co., Ltd., established on 2013-07-15, Business scope includes general items:Manufacturing of plastic products;Sales of plastic products;Building Decoration,Manufacture of plumbing parts and other metal products for construction;Sales of building decoration materials;Metal fittings for construction sales;R&D of sanitary ware;Sanitary Ware Manufacturing;Sanitary Ware Sales;Hardware product development;Manufacturing of hardware products;Wholesale of hardware products;gas,Liquid separation and purification equipment manufacturing;gas,Liquid separation and purification equipment sales;Manufacturing of hydraulic power machinery and components;Sales of hydraulic power machinery and components(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Zhejiang Zeiss Pipeline Technology Co., Ltd., established on 2014-11-25, Business scope includes research on pipeline technology,to develop;Manufacturing and sales,online sale:Plumbing pipe fittings,Water supply pipes and pipe fittings,Hardware Accessories,auto parts,Textile Machine Parts,Motorcycle Accessories;Wholesale and retail:building decoration materials(Dehazardous chemicals),metallic material(In addition to precious and rare metals),plastic products,hardware products,household appliances;Engaged in the import and export of goods and technology.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Jiangsu Yueda Sevna Energy Saving Technology Co., Ltd., established on 2017-05-27, Business scope includes licensed projects:Construction Engineering Construction;Electrical Installation Services;Building Intelligent System Design;Construction labor subcontracting;Construction engineering design;construction professional work(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,Specific business projects are subject to approval results) General project:Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Door and window manufacturing and processing;Manufacture of special machinery and equipment for water resources;Manufacturing of plastic products;Building Decoration,Manufacture of plumbing parts and other metal products for construction;R&D of metal products;Metal doors and windows engineering construction;Landscaping engineering construction;Residential water and electricity installation and maintenance services;General machinery and equipment installation services;Energy saving management service;Technology promotion and application services;Artificial intelligence industry application system integration service;Information system integration service;Engineering and Technology Research and Experimental Development;Security technology prevention system design and construction services;Fire technical service;Information Consulting Service(Not including licensing information consulting services);Socioeconomic Advisory Services;Door and window sales;Eco-environmental material sales;Refrigeration,Air Conditioning Equipment Sales;Hardware retail;Sales of building materials;Sales of plastic products;Sales of mechanical and electrical equipment;Thermal and acoustic insulation sales;General Equipment Repair(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Shanghai Piersa Pipe Industry Co., Ltd., established on 2003-04-24, Business scope includes plastic pipes,Manufacturing of plastic pipe fittings(Except special equipment),processing,Architectural decoration and decoration construction engineering design and construction,account Serive,water pipe valve,cleaning tools,building materials,decorative material,Wujinjiaodian,General merchandise wholesale,retail,Engaged in the import and export of goods and technology. [Items subject to approval by law,Business activities can only be carried out after approval by relevant departments]

Fujian Aton Advanced Materials Technology Co., Ltd. engages in the research and manufacture of plastic pipe products. Its business activities include the installation of plastic pipes; provision of engineering services and construction of water, gas, drainage, sewerage, and water irrigation pipe network. The company was founded on June 21, 1994 and is headquartered in Fuzhou, China.

Heshan Guangsu Industrial Co., Ltd., established on 2000-02-22, Business scope includes production,processing,Sales:plastic pipe,profiles,plastic film,plastic products;processing,Sales:cement products,Hardware;Plastic pipe installation works;supply:Commodity Information Consulting Service,Food delivery service;Sales:Chemical products and raw materials(Free of Hazardous Chemicals).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Shanghai Xinshifeng New Building Materials Co., Ltd., established on 2018-12-27, Business scope includes licensed projects:Class III medical device business;Import and export;Technology Import and Export.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments) General project:Production of pipes and fittings,Sales,Sales of building materials,Sales of plastic products,Metal Products Sales,Sales of sanitary ceramics,Electrical Equipment Sales,Instrument sales,Sanitary Ware Sales,Wholesale of chemical products(Free of Hazardous Chemicals),Non-ferrous metal alloy sales,Sales of building decoration materials,Rubber Products Sales,Machinery sales,Mold Sales,Distribution switch control equipment sales,Refractory Sales,Sales of building waterproof membrane products,Metal Material Sales,Sales of high-performance fibers and composite materials,Sales of Class I Medical Devices,Sales of Class II Medical Devices,Advertising Design,acting,advertisement making,advertising(non-broadcasting station,television station,Newspaper Publishing Unit),Non-residential real estate leases,Domestic Freight Forwarding,Professional Design Services,Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion,International Freight Forwarding.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Suzhou Yuefeng Pipe Industry Co., Ltd., established on 1999-08-16, The scope of business includes communication management,power tube,Accessories for power tube communication tube,PP-Rpipe,pipe fittings,PEDrainage pipe production,Sales;HDPESales of bellows and supporting accessories;Power plumbing,Municipal engineering construction.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Wuhan Jinniu Economic Development Co., Ltd., established on 1999-09-22, Business scope includes general items:plastic pipe,Research and development of pipe fittings series,manufacture,Sales,Install;Stainless steel welded pipe,Stainless steel seamless pipe,Stainless Steel Fittings,metal pipe,Research and development of metal pipe fittings,manufacture,Sales,Install;Plastic and stainless steel products,profiles,decorative material,metallic material,electrical appliance,mechanical,Plumbing Tools and Equipment,Chemical raw materials(Free of Hazardous Chemicals)promotion of;pipe,Research and development of profile and pipe fitting machinery and equipment,manufacture,Sales,Install;Engaged in the import and export of goods or technology(Except for the import and export of goods and technologies that are prohibited by the state or involve administrative approval);Plastic film and its supporting products,Central air conditioning,air purification equipment,household appliances,water treatment equipment,Wujinjiaodian,bathroom,Pump,valve,Water supply and drainage equipment,Research and development of HVAC equipment and accessories,Production,wholesale,retail;Building intelligent engineering design,Install(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Shanghai Sansheng Health Technology Co., Ltd., established on 1998-10-07, Business scope includes general items:Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Building Decoration,Manufacture of plumbing parts and other metal products for construction;Metal Products Sales;Sales of furniture spare parts;furniture manufacturing;Electrical instrumentation manufacturing;Sales of electrical instruments and meters;Production of Gas Appliances;Industrial automatic control system device sales;Industrial automatic control system device manufacturing;Manufacturing of special instruments and meters for environmental monitoring;Sales of special instruments and meters for environmental monitoring;Hardware product development;Production of furniture spare parts;Hardware retail;Manufacturing of hardware products;stationery manufacturing;Metalworking machinery manufacturing;General parts manufacturing;General merchandise sales;General Equipment Repair;Manufacturing of special equipment(Manufacture of licensed professional equipment not included);Network equipment manufacturing;Manufacturing of auto parts and accessories;General equipment manufacturing(Does not include special equipment manufacturing);Security equipment sales.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Zhejiang Weixing New Building Materials Co., Ltd. engages in the manufacture and sale of plastic pipes. Its products include polypropylene random (PP-R) pipes and fittings, composite pipes, polybutylene (PB), polyethylene of raised temperature resistance (PE-RT) pipe system, polybutylene (PB) pipe system, high-density polyethylene (HDPE) pipes, corrugated pipes, and drainage pipes. The company was founded on October 12, 1999 and is headquartered in Linhai, China.

Royal Lehong Building Systems (Tianjin) Co., Ltd., established on 2012-11-22, Business scope includesPVCnew building materials,Plastic pipe fittings,Color Plastic Profiles,Building material dye(Free of Hazardous Chemicals,Strong drug,Precursors)research and development,Production,Sales and related technical consultation;Manufacture of plastic doors and windows,Install;PVCsheet production,Sales;Design of new building systems,consult;Aluminum,Metal doors and windows,Research and development of metal curtain wall system,production and sales.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments).(Not allowed to invest<Negative List for Foreign Investment Access>Fields where foreign investment is prohibited).