- Beijing Precision Wave Instrument Co., Ltd
- FG PUMPS
- Lovibond
- Sensorex, US
- ATi Analytical Technology
- Thermo Scientific Eutech
- WaterSam, Germany
- Sandpiper, USA.
- LTH Electronics, United Kingdom
- LEADTEC INSTRUMENTS
- S-CAN Intelligent + Optical + Online
- F.I.P. - FORMATURA INIEZIONE POLIMERI, ITALY.
- Hydro-Air, Malaysia
- PROMINENT FLUID CONTROLS, GERMANY.
- Eureka Water Probes , US
- SYSTEA S.p.A., Italy



