Products

Professional development of sewage treatment agents

Industrial-grade PAC
Industrial-grade PAC
Industrial-grade PAC
Industrial-grade PAC
Industrial-grade PAC
Industrial-grade PAC
Drinking Water Grade PAC
Drinking water grade PAC
Drinking water grade PAC
Drinking water grade PAC
PFS
PFS

Application

Working Together to Build Your Dreams

About Us

Henan Wanzhong Water Treatment Co.,Ltd

Henan Wanzhong Water Treatment Co.,Ltd ( Vanzon Water ) located in Gongyi City, Henan Province ,which is largest production base for water purification materials in China. We are a new type of environmental protection company integrating production, sales and service.
Our man products are high molecular flocculants  polyacrylamide (cationic, anionic, nonionic), coagulants Polyaluminium chloride (drinking grade and industrial grade ) ,Poly Ferric sulfate...  

News

Purify water and protect the environment

2026-09

30

China National Day Holiday Notice 2026: Office Closure and Production Schedule

Our office will be closed from October 1–7, 2026 for China National Day. Production will operate normally. Contact us for polyacrylamide (PAM), polyaluminium chloride (PAC), and water treatment chemical orders.

2026-09

18

China PAM & PAC Manufacturer Showcases Advanced Water Treatment Chemicals at IE expo Chengdu 2026

Henan Wanzhong Water Treatment Co.,Ltd, a leading manufacturer and exporter of Polyacrylamide (PAM) and and Polyaluminium Chloride (PAC) , successfully concluded its participation at the 6th Chengdu International Environmental Expo (IE expo Chengdu 202

2026-09

15

Henan Wanzhong Water Treatment Yuntai Mountain Team Building | PAC PAM Supplier

Henan Wanzhong Water Treatment Co., Ltd., a China-based water treatment chemicals manufacturer and exporter of PAC, PAM, PFS, and aluminium sulfate, held its 2026 Yuntai Mountain team building on September 5–6. Read more.

2026-08

31

We Cordially Invite You to Meet Us at CHINA MINING 2026 – Tianjin, September 10–12

As one of the world’s most influential international mining exchange platforms, the 28th China International Mining Conference & Exhibition (CHINA MINING 2026) will be held on September 10–12, 2026 at the Tianjin Meijiang Convention & Exhibition Center. W

2026-08

11

Troubleshooting High Supernatant Turbidity in Anionic Polyacrylamide Wastewater Pretreatment

‌Anionic polyacrylamide (APAM) is widely used in industrial wastewater pretreatment for its efficient flocculation and cost-effectiveness. However, operators often encounter a puzzling issue: excellent floc settling accompanied by slightly elevated supern

2026-08

07

Precautions for Storing and Dissolving Polyacrylamide (PAM) in Hot and Rainy Days

The golden rule for summer is: keep the powder dry and cool, dissolve it in room‑temperature water at a low concentration, add it slowly with proper stirring, and always prepare fresh solution just before use. Following these steps will help you get the m

2026-05

28

Top 2 Mining Chemicals: PAM & PAC Shine at the 20th Ordos Coal Expo

Explore how Polyacrylamide (PAM) and Polyaluminum Chloride (PAC) serve as key flocculant & coagulant for coal mine sludge dewatering. Showcased at the 20th Ordos Coal Expo.

2026-05

21

Henan Wanzhong Water Treatment Co., Ltd. Shines at 23rd China Animal Husbandry Expo (CAHE) with Advanced PAM & PAC Solutions for Livestock Wastewater

Henan Wanzhong Water Treatment Co., Ltd., a leading manufacturer and exporter of high-performance water treatment chemicals, successfully participated in the 23rd China Animal Husbandry Expo (CAHE), held from May 18 to May 20, 2026. As a premier event for

2026-05

03

Landfill Leachate Treatment Success: PAC & PAM Flocculation Case Study

See how on-site adjustment and switching to our Polyaluminum Chloride (PAC) and Polyacrylamide (PAM) solved poor flocculation in landfill leachate treatment. Achieved clear effluent and high efficiency.

2026-04

13

Henan Wanzhong Water Treatment to Exhibit at IE expo China 2026: Advancing Environmental Protection Through Water Treatment

From April 13 to 15, 2026, the Shanghai New International Expo Centre (SNIEC) will host the 27th IE expo China, gathering over 2,400 exhibitors and 100,000+ professionals under the theme “Connecting Global Opportunities, Exploring Emerging Dynamics.” Hena

Cooperative Partner

Integrity management, cooperation and mutual assistance

Message