List of Participants

HF (SHANGHAI) SMART TECHNICAL CO., LTD.

HONGGUANG HANDAN CAST FOUNDRY CO., LTD.

JIANGLANG TECHNOLOGY CO., LTD.

JIANGSU KINTEP ENVIRONMENTAL PROTECTION EQUIPMENT CO., LTD.

JIANGSU LIANKUN STAINLESS STEEL CO., LTD.

JIANGSU MINGZHAN SPECIAL STEEL MANUFACTURING CO., LTD.

JIAOZUO YUANBO ENVIRONMENT PROTECTION TECHNOLOGY CO., LTD.

JURUN WATER TREATMENT CHEMICALS CO., LTD.

KUNSHAN PINHONG EPT CO., LTD.

NINGBO KIO FLOW INSTRUMENTS CO., LTD.

PURAC ENVIRONMENTAL SYSTEM (BEIJING) CO., LTD.

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

SHANDONG HUADONG BLOWER CO., LTD.

SHANDONG MINGTIAN MACHINERY GROUP JOINT STOCK CO., LTD.

SHANGHAI KAIQUAN PUMP (GROUP) CO., LTD.

SHANGHAI LIANCHENG (GROUP) CO., LTD.

SHANGHAI MINLIAN MECHANICAL SEAL CO., LTD.

SHANGHAI SONGJIANG VIBRATION ABSORBER CO., LTD.

SHUANGGONG VALVE CO., LTD.

SUNLOCALPUMP TECHNOLOGY CO., LTD.

TENGINE INNOVATION (BEIJING) INSTRUMENTS INC.

WEIFANG HENGYUAN ENVIRONMENTAL PROTECTION WATER TREATMENT EQUIPMENT CO., LTD.

WUHU HUAJI FILTRATION TECHNOLOGY CO., LTD.

WUXI GONGYUAN ENVIRONMENTAL EQUIPMENT& TECHNOLOGY CO., LTD.

WUXI HOLLY TECHNOLOGY CO., LTD.