EXHIBIT 8.1

LIST OF SUBSIDIARIES

The Company presently wholly owns Far East, a Hong Kong corporation, which, in turn, owns the following corporations:

Wholly-Owned

·Euro Tech Trading (Shanghai) Limited — a People’s Republic of China corporation

·Euro Tech (China) Limited — a Hong Kong corporation

·ChinaH2O.com Limited — a Hong Kong corporation

·Shanghai Euro Tech Limited — a People’s Republic of China corporation

·Shanghai Euro Tech Environmental Engineering Company, Ltd. — a People’s Republic of China corporation

·Chongqing Euro Tech Rizhi Technology Company, Limited— a People’s Republic of China corporation

·Rizhi Euro Tech Instrument (Shaanxi) Company Limited— a People’s Republic of China corporation

·Guangzhou Euro Tech Environmental Equipment Company Limited — a People’s Republic of China corporation

Majority Owned

·Yixing Pact Environmental Technology Company Limited — a PRC corporation

·Pact Asia Pacific Limited — a BVI corporation