List of Participants

N-TECH ENVIRONMENTAL PROTECTION SCIENCE AND TECHNOLOGY (CHANGZHOU) CO., LTD.

OFFICE OF THE NATIONAL WATER RESOURCES (ONWR)

P & S DESIGN CO., LTD.

PASSAL CO., LTD.

PEERAPAT TECHNOLOGY PUBLIC CO., LTD.

PETRO-INSTRUMENTS CORP., LTD.

POWER BEND CO., LTD.

PREEMINENCE PUMP CO., LTD.

PREMIER PRODUCTS PUBLIC CO., LTD.

PSV CREATION CO., LTD.

PURAC ENVIRONMENTAL SYSTEM (BEIJING) CO., LTD.

QINGDAO HAIYUE MEMBRANE STRUCTURE ENGINEERING CO., LTD.

QUALITAT (THAILAND) CO., LTD.

QUANZHOU SOURCE MEMBRANE SCIENCE&TECHNOLOGY DEVELOPEMENT CO., LTD.

RICH THAI INTERNATIONAL CO., LTD.

RIGHT REACTIVATION PUBLIC COMPANY LIMITED

ROJANAPAT ENGINEERING CO., LTD.

SAM MCCOY MANUFACTURING SDN BHD

SANG CHAI METER CO., LTD.

SANKI ENGINEERING CO., LTD.

SENTINEL SOLUTION (THAILAND) CO., LTD.

SHANDONG HUADONG BLOWER CO., LTD.

SHANDONG JINWANSHAN INTERNATIONAL TRADE CO., LTD.

SHANDONG MAIBTE POWER TECHNOLOGY CO., LTD.

SHANDONG MINGTIAN MACHINERY GROUP JOINT STOCK CO., LTD.