🏛️ Chongqing Smart Water Meter Group — Company History (1932–Present) Chongqing Smart Water Meter Group Co., Ltd. is one of China’s largest and oldest water‑meter manufacturers, originating in 1932 from the Chongqing Water Supply Company. It is now a state‑owned, high‑tech enterprise producing mechanical, photoelectric, infrared, and fully smart AMR/AMI water meters.

Origins (1932–1980s) — Water Supply Company Era

Founded in 1932 by the National Government as Chongqing Water Supply Co.

Initially responsible for municipal water supply and later expanded into metering.

Through restructuring and capital increases, it evolved into a dedicated meter manufacturer.

Industrialisation & National Expansion (1980s–2000s)

Became a professional water‑meter manufacturer under state‑owned enterprise control.

Backed by a parent group with 140,000 employees and ¥220 billion in assets, giving it strong R&D and production capacity.

Developed into China’s largest water‑meter production base, supplying utilities domestically and internationally.

Technological Leadership (2000s–2014)

Pioneered photoelectric direct‑reading water meters, earning the title as “No.1 Manufacturer of Photoelectrical Direct Reading Water Meters in Asia”

Smart‑Meter Era (2014–Present)

Developed infrared photoelectric direct‑reading meters, IC‑card meters, networked AMR/AMI meters, and cloud‑based water‑supply computation systems.

Large‑scale deployments:

- 523,000 smart meters for Chongqing Secondary Water Supply Co.

- 264,000 smart meters for Sino‑French Water (Suez JV).

- 191,000 smart meters for Chongqing Water Supply Group.

- Auto‑reading rates: 98.5–99.1%.

🏭 Product Line

Mechanical Water Meters - Multi‑jet domestic meters - Large Woltmann meters -Brass & composite bodies -DN15–DN300 ranges

Photoelectric Direct‑Reading Meters with Optical sensor reads dial position

Infrared Smart Water Meters with Infrared communication, Remote reading uUsed in dense urban networks

IC‑Card / Prepaid Water Meters with TM/IC card, Prepayment and consumption control - DN15–DN50

Networked AMR/AMI Meters with Wireless data transmission, Cloud‑based analytics -Deployed in millions of units across China

🌐 Official Website

Chongqing Smart Water Meter Group Co., Ltd.

The HWM.Museum will contact the company to acquire one of its water meters for its collection. TBA