ABB China Ltd.
ASV Stübbe GmbH & Co. KG
Andritz Group
Arkal Filtration System C.S. Ltd.
Asahi Kasei Corporatin

Bossart Llc

Calgon Carbon (Tianjin) Co., Ltd.

Danfoss
Dow Chemical
DWT-Engineering Oy

Environmental Dynamics Inc.

F. B. Leopold Company, Inc
FPZ Effepizeta Srl
Fujitech Instrument & Equipment Co., Ltd., Beijing

GE Industrial Systems
GE Water Technology
Gemu
George Fischer Piping Systems Ltd.
Grundfos Pumps (Shanghai) Co., Ltd.

Hach Company
Hamilton Sundstrand Industry (Shanghai) Co., Ltd.
Hitachi Control Systems Co., Ltd., Beijing
Honeywell
Hydranautics

Inge Ag
ITT Flygt

Kane Kogyo Co., Ltd.
Kawamoto-Shanghai Chuanben Automatic Control Valves Co., Ltd.
Koch Membrane Systems, Inc.

Lightstream Technologies, Inc.

Milton Roy
Mitsubishi Rayon Engineering Co, Ltd
Mono Pumps Ltd.
Morimatsu Industry Co., Ltd.

Nalco Chemical (Suzhou) Co., Ltd.
Norit

Pall Filter
Pulsafeeder
Pump Engineering Inc.

Rohm & Haas

Saehan Industries Inc.
Seepex Seeberger Gmbh + Co
Selecto Scientific, Inc.
Shanghai Nakata Water-Supply Equipment Co., Ltd.
Siemens AG
Sino-French Water Development Co., Ltd.

Toray Industries Inc.

Veolia Water

Waterco

Xinxing Ductile Iron Pipes Co., Ltd.

YSI Incorporated

Zenon Environmental (Asia) Pte. Ltd.