Water Treatment
manufacturers in China.
40 suppliers on radar — 35 marked as factories, clustered in Zhangjiagang, Zhengzhou, Tianjin. Profiles assembled from public evidence; nothing is self-submitted, and placement is never sold.
GROUP: PUMPS & FLUID HANDLING · LAST SWEEP 2026-08-04 · METHODOLOGY: HOW SUPPLIERS EARN THEIR PLACE
| # | SUPPLIER | TYPE | CITY | PRODUCTS | SITE |
|---|---|---|---|---|---|
| 01 | Guangzhou Xinde Industrial Co., Ltd. 广州市心德实业有限公司 | FACTORY | Guangzhou | MVR evaporators and membrane separation equipment for wastewater treatment | VISIT ↗ |
| 02 | Liaoning Leap Industry Technology Co., Ltd. 辽宁力普工业技术有限公司 | FACTORY | Fushun | Water treatment chemicals, bromine-based biocides, solid slow-release tablets for cooling water, corrosion and scale inhibitors, f… | VISIT ↗ |
| 03 | Zhengzhou Vidar Water Industrial Co.,Ltd 郑州达克沃特商贸有限公司 | FACTORY | Zhengzhou | basic chemicals including PAC, aluminum sulfate, ferrous sulfate, caustic soda, SLES, LABSA, STPP, and other industrial raw materi… | VISIT ↗ |
| 04 | Tianjin Yufeng Chemical Co., Ltd. 天津市郁峰化工有限公司 | FACTORY | Tianjin | Calcium hypochlorite (sodium process, 30,000 tons/year) and food-grade sodium hypochlorite (30,000 tons/year) for disinfection, bl… | VISIT ↗ |
| 05 | Suzhou Qingxi Environmental Protection Technology Co., Ltd. 苏州清溪环保科技有限公司 | FACTORY | Suzhou | organic kitchen waste treatment equipment, catering kitchen waste processing equipment, catering oil-water separation devices | VISIT ↗ |
| 06 | Hainan Yanghang Industrial Co., Ltd. 海南扬航实业有限公司 | FACTORY | Haikou | Water treatment chemicals including polyacrylamide (APAM/CPAM/NPAM), polyaluminium chloride (PAC), ferric sulfate, aluminum sulfat… | VISIT ↗ |
| 07 | Shanghai Dazhang Environmental Protection Equipment Co., Ltd. 上海大张环保设备有限公司 | FACTORY | Shanghai | Filter press and dewatering equipment (including sludge dewatering, industrial sludge, mining tailings, shield mud, etc.), chemica… | VISIT ↗ |
| 08 | Zhangjiagang Xinda Technology Co., Ltd. 张家港市新斯达科技有限公司 | FACTORY | Zhangjiagang | beverage production packaging machinery including bottle blowing machines, filling machines, labeling machines, water treatment sy… | VISIT ↗ |
| 09 | Suzhou Senfeida Chemical Co., Ltd 苏州市森菲达化工有限公司 | FACTORY | Suzhou | Reactive monomers (epoxy active diluents, di-/tri-functional acrylates), photoinitiators, flame retardants, water treatment chemic… | VISIT ↗ |
| 10 | Shanxi Sincere Industrial Co., Ltd. 山西信实净化器材有限公司 | FACTORY | Taiyuan | Coal-based activated carbon, wood-based activated carbon, nut shell activated carbon and activated carbon filter media | VISIT ↗ |
| 11 | Guangdong Weilangshi Water Environment Equipment Co., Ltd. 广东威浪仕水环境设备有限公司 | FACTORY | Zhongshan | swimming pool water treatment equipment including air source heat pumps, dehumidification heat pumps, integrated filtration system… | VISIT ↗ |
| 12 | Bede Technology Group Co., Ltd. 贝德科技集团有限公司 | FACTORY | Quzhou | fire pumps, diesel fire pump sets, mobile fire pumps, explosion-proof motors, prefabricated pump stations, sewage treatment equipm… | VISIT ↗ |
| 13 | Zhoushan Haolide Pump Industry Co., Ltd. 舟山市豪立德泵业有限公司 | FACTORY | Zhoushan | Swimming pool pumps, self-priming circulation pumps, high pressure air blowers, FRP sand filters, ozone reaction tanks, and relate… | VISIT ↗ |
| 14 | Shandong Tianlang Environmental Protection Technology Co., Ltd. 山东天朗环保科技有限公司 | FACTORY | Zhucheng | sewage treatment equipment (e.g. dissolved air flotation machine, integrated sewage treatment equipment, MBR), sludge dewatering e… | VISIT ↗ |
| 15 | Lurun Water Purification Equipment Co., Ltd. 临沂高新区鲁润净水设备有限公司 | FACTORY | Linyi | Water purifiers and accessories including RO pressure tanks and filter cores | VISIT ↗ |
| 16 | Henan Hangrui Environmental Protection Technology Co., Ltd. 河南航睿环保科技有限公司 | FACTORY | Zhengzhou | cationic/anionic/non-ionic/polyacrylamide, aluminum polychloride (PAC) and other wastewater flocculants/coagulants | VISIT ↗ |
| 17 | Qingdao Develop Chemistry Co., Ltd. 青岛德维普化工有限公司 | FACTORY | Qingdao | water treatment and disinfection chemicals (TCCA, SDIC, Cyanuric Acid, Chlorine Dioxide, etc.) and fertilizers/seaweed products | VISIT ↗ |
| 18 | Jiangsu Fenghai New Energy Seawater Desalination Development Co., Ltd. 江苏丰海新能源淡化海水发展有限公司 | FACTORY | Yancheng | New energy micro-grid seawater desalination equipment, OCEAN AQUA series products, bottled drinking water | VISIT ↗ |
| 19 | Jiangsu Juneng Machinery Co., Ltd. 江苏巨能机械有限公司 | FACTORY | Yixing | Filtering & separating equipment, pressure vessels, centrifuges, and related machinery for chemical, food, and environmental indus… | VISIT ↗ |
| 20 | Zhangjiagang Huanyu Beverage Machinery Co., Ltd. 张家港市环宇饮料机械有限公司 | FACTORY | Zhangjiagang | Beverage filling machines, bottling lines, water treatment equipment, bottle blowing machines | VISIT ↗ |
| 21 | Tongxiang Small Boss Special Plastic Products Co., Ltd. 桐乡市小老板特种塑料制品有限公司 | FACTORY | Tongxiang | MBBR bio media, PVC-modified granules, plastic sheet piles, PVC profiles | VISIT ↗ |
| 22 | Tianjin Kaifeng Chemical Co.,Ltd. 天津市凯丰化工有限公司 | FACTORY | Tianjin | Calcium hypochlorite (sodium/calcium process), sodium hypochlorite, sodium dichloroisocyanurate (SDIC), trichloroisocyanuric acid … | VISIT ↗ |
| 23 | Shanghai Liancheng (Group) Co., Ltd. 上海连成（集团）有限公司 | FACTORY | Shanghai | Pumps, valves, environmental protection equipment and fluid conveying systems | VISIT ↗ |
| 24 | Shandong Daming Disinfection Technology Co., Ltd. 山东大明消毒科技有限公司 | FACTORY | Tengzhou | Disinfectant series including sodium dichloroisocyanurate, trichloroisocyanuric acid, cyanuric acid, DEX series disinfectants and … | VISIT ↗ |
| 25 | Jiangsu Newamstar Packaging Machinery Co., Ltd. 江苏新美星包装机械股份有限公司 | FACTORY | Zhangjiagang | Integrated solutions for liquid packaging machinery (beverages, dairy, liquors, condiments, daily chemicals): water treatment, pre… | VISIT ↗ |
| 26 | Tongling Tianhai Flow Control Co.,Ltd. 铜陵天海流体控制股份有限公司 | FACTORY | Tongling | Valves, pumps, pipe fittings, drainage environmental protection equipment, sewage treatment equipment and fluid control technology… | VISIT ↗ |
| 27 | Zhangjiagang City Nancheng Machinery Co.,Ltd 张家港市南承机械有限公司 | FACTORY | Zhangjiagang | Beverage filling & packaging machinery (bottling lines for water, juice, carbonated drinks, etc.; water treatment/RO systems; bott… | VISIT ↗ |
| 28 | Kingclean Electric Co., Ltd. 莱克电气股份有限公司 | FACTORY | Suzhou | LEXY offers a comprehensive lineup of cleaning products including 500W dual-use dry-wet vacuum cleaners that deliver powerful suct… | VISIT ↗ |
| 29 | Zhejiang JEC New Energy Technology Co., Ltd. 浙江嘉科新能源环保科技有限公司 | FACTORY | Jiaxing | The company offers integrated smart environmental protection solutions focused on wastewater treatment, river-lake management, and… | VISIT ↗ |
| 30 | Jiaxing Legom Technology Co., Ltd. 嘉兴勒格姆科技有限公司 | FACTORY | Jiaxing | Legom manufactures a complete range of HVAC, underfloor heating, and purification systems including wax thermostatic elements, the… | VISIT ↗ |
| 31 | Wuhan Shengfan Electronics Co., Ltd. 武汉盛帆电子股份有限公司 | FACTORY | Wuhan | — | VISIT ↗ |
| 32 | Shenzhen Doctor Rain Rainwater Recycling Co., Ltd. 深圳市雨博士雨水利用设备有限公司 | FACTORY | Shenzhen | Rain Doctor offers integrated rainwater harvesting and utilization systems for Sponge City (Low Impact Development) projects, incl… | VISIT ↗ |
| 33 | Jue Shi Zhi Zao Technology Co., Ltd. 广东爵仕智造科技有限公司 | FACTORY | Qingyuan | Manufacturing of daily-use metal products, sales of metal products, manufacturing of metal packaging containers and materials, man… | VISIT ↗ |
| 34 | Ambohr Electric Co., Limited 西安安博尔电气有限公司 | FACTORY | Xi'an | Specializing in ozone generators and related healthy environmental applications with a focus on air purification equipment and wat… | VISIT ↗ |
| 35 | Emaux (Zhongshan) Swimming Pool Equipment Co., Ltd. 意万仕(中山)泳池设备有限公司 | FACTORY | Zhongshan | Emax (Yiwan Shi) specializes in one-stop swimming pool equipment including sand filters, commercial sand cylinders, water filters … | VISIT ↗ |
| 36 | Haixing Jingmei Chemical Products Sales Co., Ltd. 海兴境美化工产品销售有限公司 | TRADER | Cangzhou | Chemical products sales (calcium hypochlorite and related water treatment chemicals) | VISIT ↗ |
| 37 | Shaanxi APS Machinery Equipment Co., Ltd. 陕西澳普森机械设备有限公司 | TRADER | Xi'an | Car engine repairing equipments (cylinder boring, honing, crankshaft grinder, etc.), oilfield drilling equipments (stabilizers, dr… | VISIT ↗ |
| 38 | Zhengzhou Mahaco Industrial Co., Ltd. 郑州迈哈克商贸有限公司 | TRADER | Zhengzhou | Chemicals (PAC, SHMP, SLES, AOS, Propylene Carbonate, etc.) for water treatment, detergent, fertilizer, textile, and machines | VISIT ↗ |
| 39 | Tianjin Enkiou International Trade Co., Ltd. 天津恩基欧国际贸易有限公司 | TRADER | Tianjin | Calcium carbide, water treatment chemicals, mango ripening agents, basic industrial chemicals | VISIT ↗ |
| 40 | Ningbo Yihoo International Trading Co., Ltd. 宁波亿和国际贸易有限公司 | TRADER | Ningbo | Ningbo Yihoo International Trading Co.,Ltd. is a professional manufacturer and exporter of electronics devices including automotiv… | VISIT ↗ |
Water Treatment sourcing in China — what the data shows
Water treatment covers industrial and municipal equipment and chemicals used for wastewater processing, cooling systems, purification, and related applications. Buyers source items such as MVR evaporators, membrane separation equipment, kitchen and catering waste processors, oil-water separators, and chemicals including polyaluminium chloride (PAC), polyacrylamide, calcium hypochlorite, sodium hypochlorite, bromine-based biocides, and coagulants.
FactoryBase profiles 40 suppliers in this category, of which 35 are profiled as manufacturers and the rest as trading companies. Suppliers appear across multiple locations, with notable presence in Zhangjiagang, Zhengzhou and Tianjin.
Before ordering, confirm the supplier’s stated production capabilities for equipment or chemicals, request current documentation for any company-stated certifications, and assess quality-control processes that match your application. FactoryBase profiles company details and company-stated claims but has not verified customs or shipment records, export volumes, or production capacity.
Frequently asked questions
- What water treatment products do Chinese suppliers typically offer?
- Company descriptions list equipment such as MVR evaporators, membrane systems, and kitchen waste processors, plus chemicals including PAC, polyacrylamide, hypochlorites, and biocides. Ranges are company-stated, so review individual profiles and request specifications that fit your process before shortlisting.
- How many of these suppliers are manufacturers rather than traders?
- Of the 40 suppliers profiled, 35 are profiled as manufacturers. Still confirm whether the company operates its own production lines for the specific equipment or chemicals you need, as trading companies also appear in the directory.
- Which certifications are commonly claimed by water treatment suppliers?
- The most frequent company-stated certifications include ISO9001, CE, ISO14001, and RoHS. These remain company claims unless marked otherwise; request current certificates and check that their scope covers the products you intend to buy.
- What should I verify about capacity and export history?
- Production capacity, export volumes, and customs or shipment records are not yet verified on FactoryBase. Ask suppliers for supporting evidence and consider third-party inspections or sample orders before committing to larger volumes.
Where water treatment is made in China
The 40 suppliers profiled here sit in 27 cities, and the top three hold 25% of them — a spread-out supply base with no single dominant hub.
Water treatment is not a one-city industry a buyer can cover on a single trip. Suppliers profiled in this category are spread across provinces, and the top three cities account for only 25%. Zhangjiagang accounts for 10% of this category in our sample; Zhengzhou and Tianjin each account for 8% of this category in our sample. The 40 suppliers profiled in this category appear in 27 cities, with the largest groups in Zhangjiagang, Zhengzhou and Tianjin.
For a buyer the spread means visits and comparisons will cross several provinces. The profiled base is diverse, with water-treatment firms mixed into cities that also hold other industries or trading companies, so local supply chains are not uniform. Check what each firm is profiled as making, confirm individual data points, and do not assume a dense supporting ecosystem for water-treatment components at any one site.
Plus 17 more cities with fewer suppliers each — browse all manufacturing cities.
MORE IN PUMPS & FLUID HANDLING