2026 Top 10 Rainwater Pipe Manufacturers in China

Tianjin Shengbo Xingye Building Materials Technology Co., Ltd

Tianjin Shengbo Xingye Building Materials Technology Co., Ltd., with its registered address at C-6B0909, No. 18 Shanghai Street, Changqing Science and Trade Park, Jinnan District, Tianjin, is registered with the Jinnan District Market Supervision Administration of Tianjin. The legal representative is Wang Jin, and the business scope includes general projects such as the manufacturing of new building materials (excluding hazardous chemicals); Sales of building materials; Manufacturing of metal structures; Sales of metal structures; Manufacturing and processing of doors and windows; Sales of doors and windows; Wholesale of hardware products; Sales of building decoration materials; Leasing of construction machinery and equipment; Research and development of new material technology; Sales of metal chains and other metal products; Sales of metal materials; Sales of high-quality special steel materials; Manufacturing of dust removal technology equipment; Sales of specialized equipment for environmental protection; Manufacturing of specialized equipment for environmental protection; Research and development of metal products; Manufacturing of metal fittings for construction; Sales of metal fittings for construction; Sales of construction machinery; Sales of building waterproofing membrane products; Manufacturing of photovoltaic equipment and components; Sales of photovoltaic equipment and components; Sales of fasteners; Sales of insulation and soundproofing materials; Engineering and technical services (excluding planning management, survey, design, and supervision); Engineering management services; Rental services (excluding licensed rental services); External contracting projects; Import and export of goods; Technology import and export. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed project: construction labor subcontracting; Sales of civil air defense engineering protective equipment; Construction project design; Construction project construction; Residential interior decoration and renovation. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Rainwater Pipe, , Closed End Floor Slab

Jiangsu Tengwei Color Steel Group Co., Ltd

Jiangsu Tengwei Color Steel Group Co., Ltd., with its registered address at No. 6 Anhai Middle Road, Dagong Town, Hai'an City, is registered with the Hai'an Administrative Approval Bureau and represented by Su Liquan as its legal representative. Its business scope includes color steel sandwich panels, color steel tiles, construction steel products, metal door and window processing, and sales; Manufacturing and installation of activity board houses; Specialized contracting for steel structure engineering; Wholesale and retail of mechanical and electrical equipment and accessories, building decoration materials, metal materials, refrigeration equipment, water pipes and valves, and daily necessities; Import and export business of various commodities and technologies through self operation and agency (excluding commodities and technologies restricted or prohibited by the state for enterprise operation). (Excluding licensed operations, national special regulations, and prohibited categories.) (For projects that require approval by law, business activities can only be carried out after approval by relevant departments.) General projects: Manufacturing of insulation and sound insulation materials; Sales of insulation and soundproofing materials; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of lightweight building materials; Sales of lightweight building materials (except for projects that require approval according to law, business activities can be carried out independently based on the business license in accordance with the law). Core products: Rainwater Pipe, Floor Deck,

Langfang Kunji Thermal Insulation Engineering Co., Ltd

Langfang Kunji Thermal Insulation Engineering Co., Ltd. is registered in Daguang'an Village, Guang'an Town, Dacheng County, Langfang City, Hebei Province. The registration authority is the Market Supervision Administration of Dacheng County, Langfang City, and the legal representative is Liu Jiankun. Its business scope includes construction engineering construction, earthwork engineering construction, construction professional operations, and construction labor subcontracting; Sales of insulation and sound insulation materials, seals, building waterproofing membrane products, asbestos products, rubber products, fireproof sealing materials, coatings (excluding hazardous chemicals), engineering plastics and synthetic resins, refractory materials, and ecological environment materials (excluding hazardous chemicals); Sales of building materials, insulation materials, and anti-corrosion materials. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Rainwater Pipe, , Construction Of Pipeline Insulation Engineering

Shandong Kezheng Building Materials Co., Ltd

Shandong Kezheng Building Materials Co., Ltd., with its registered address located at Workshop 1, Road East, 266 meters north of the intersection of Tianqu East Road and Chongde 12th Avenue in Dezhou Canal Economic Development Zone, Shandong Province, is registered with the Market Supervision and Administration Bureau of Dezhou Tianqu New Area (Dezhou Economic and Technological Development Zone) and represented by Guo Baoliang. Its business scope includes general projects such as metal material manufacturing; Metal surface treatment and heat treatment processing; Sales of building materials; Wholesale of hardware products; Sales of plastic products; Sales of metal materials; Sales of doors and windows; Sales of building decoration materials (except for projects that require approval according to law, business activities can be carried out independently with a business license in accordance with the law) License projects: residential interior decoration and renovation; Various types of engineering construction activities (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results). Core products: Rainwater Pipe, , Square Downspout

Tianjin Shuangda Color Steel Plate Co., Ltd

Tianjin Shuangda Color Steel Plate Co., Ltd., with its registered address located in Xiaodian Industrial Zone, Xiaodian Town, Beichen District, Tianjin. The registration authority is the Market Supervision Administration of Beichen District, Tianjin, and the legal representative is Sun Jinming. Its business scope includes the manufacturing, processing, and sales of color coated steel plates, profiled steel plates, galvanized steel plates, insulation materials, and new metal building materials; Leasing of self owned facilities; Engage in import and export business permitted by national laws and regulations; Manufacturing, installation, and sales of activity board houses. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Rainwater Pipe, Color Steel Tile, Valley Gutter

Tianjin Langmingte Construction Technology Co., Ltd

Tianjin Langmingte Construction Technology Co., Ltd., with its registered address located at the intersection of Jingchen Road and Chenda Road, Chengguantun Industrial Zone, Jinghai District, Tianjin, on the south side of the westbound 300 meter road, is registered with the Jinghai District Market Supervision and Administration Bureau of Tianjin, and its legal representative is Wang Xiaomeng. Its business scope includes the development, consulting, transfer, and promotion of construction technology; Manufacturing, processing, and sales of steel structural components, profiled steel, metal faced sandwich composite panels, cold-formed steel, daylighting panels, doors and windows, mechanical and electrical equipment, and heating equipment; Wholesale and retail of metal materials, waterproof materials, hardware and electrical materials; Design and construction of steel structure engineering; Leasing of construction machinery and equipment; Import and export of goods or technology (excluding goods and technology prohibited by the state or subject to administrative approval). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Rainwater Pipe, A Few Words Of Steel, Color Steel Sheet

Beijing Hengtai Wuhua Technology Development Co., Ltd

Beijing Hengtai Wuhua Technology Development Co., Ltd., with its registered address at No. 317 Hengye Second Street, Yongle Economic Development Zone, Tongzhou District, Beijing, registered with the Tongzhou District Market Supervision Administration of Beijing, represented by Lin Xiang as the legal representative, and its business scope includes professional contracting; Technology promotion; Selling building materials, hardware and electrical equipment, automotive parts, chemical products (excluding hazardous chemicals), handicrafts (excluding cultural relics), cultural goods, daily necessities, computer software, and auxiliary equipment; Organize cultural and artistic exchange activities (excluding chess and card games); Organize exhibitions and displays; Conference services; Investment consulting; Enterprise planning. After obtaining this license, administrative permission should be obtained from the district and county housing and urban-rural development commission (housing management bureau).; Enterprises shall independently choose their business projects and carry out business activities in accordance with the law; Projects that require approval according to law shall carry out business activities in accordance with the approved content after being approved by relevant departments; Not allowed to engage in business activities that are prohibited or restricted by industrial policies in this area. Core products: Rainwater Pipe, , Aluminum Alloy Eaves Gutter