KOSO CONTROL ENGINEERING (WUXI) CO., LTD.

JIANGSU HONGTAI PETROCHEMICAL MACHINERY CO., LTD.

User: Koflow Valve Group Co., Ltd.
Machine Model & Description:
Hydraulic Valve Test Bench of Model YFS-Z800 (for Testing Large Size Flat Gate Valves)
Hydraulic Butterfly Valve Test Bench of Model YFS-DL3000 (for Testing Large Size Butterfly Valves)

User: Weir Valves and Controls (Suzhou) Co., Ltd.
Machine Model & Description:​ Hydraulic Valve Test Bench of Model YFS-D2200t (for Testing Large Size and High Pressure Ball Valves, Extraction Check Valves etc.)

SHANGHAI POWER EQUIPMENT MANUFACTURE CO., LTD.

ZHEJIANG OVIKO VALVE CO., LTD.

SHANGHAI NORTH AMERICA VALVE CO., LTD.

HARBIN POWER STATION VALVE CO., LTD.

JIANGSU SHENTONG VALVE CO., LTD.

BOTELI VALVE GROUP CO., LTD.

SUFA TECHNOLOGY INDUSTRY CO., LTD. OF CNNC
for testing the high and ultra high pressure nuclear power, petroleum and petrochemical valves with size range DN15-1050(1/2"-42"). Max. Water Test Pressure: up to 210MPa(20450Psi) ; Max. Gas(Air) Test Pressure: up to 76MPa(11020Psi).

Ball Grinding Machine of Model QTMJ-250/400(Double-headed and combined type) : The ball grinding machine is specially designed and manufactured to be combined type with one small and one big working positions......