List of Participants

BEIJING DBS TRADING & INTERNATIONAL FAIRS CO., LTD.

BEIJING ZHONGYUANTONG SCIENCE AND TECHNOLOGY CO., LTD.

CMSA COMPANY LIMITED

DAVCO ENMIRONMENT (SHANGHA) CO., LTD.

GOLDCARD SMART GROUP CO., LTD.

GUANGZHOU CHUNKE ENVIRONMENTAL TECHNOLOGY CO., LTD.

H2O (KUNSHAN) WATER TREATMENT EQUIPMENT CO., LTD.

HANGZHOU CHEMINS IOT SENSOR TECHNOLOGY CO., LTD.

HANGZHOU MICROIMAGE INTELLIGENT TECHNOLOGY CO., LTD.

HCZHUN (WEIFANG) INTERNATIONAL TRADE CO., LTD.

HEBEI CREATE INSTRUMENTATION TECHNOLOGIES CO., LTD.

HEBEI SAILHERO ENVIRONMENTAL PROTECTION HIGH-TECH CO., LTD.

HENAN ECO ENVIRONMENTAL PROTECTION EQUIPMENT CO., LTD.

JIANGLANG TECHNOLOGY CO., LTD.

JIANGSU KINTEP ENVIRONMENTAL PROTECTION EQUIPMENT CO., LTD.

JIANGSU YAJING RAINWATER UTILIZATION TECHNOLOGY CO., LTD.

JIAOZUO YUANBO ENVIRONMENT PROTECTION TECHNOLOGY CO., LTD.

KAIFENG BAITE FLOW INSTRUMENT CO., LTD.

LANRY INSTRUMENTS (SHANGHAI) CO., LTD.

LINKSENS LIMITED

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

PREEMINENCE PUMP CO., LTD.

ROPO VALVE(YIXING) CO., LTD.

SHANDONG HUADONG BLOWER CO., LTD.

SHANDONG PACIFIC ENVIRONMENTAL PROTECTION CO., LTD.