HKGSA Forum on Way Forward for Hong Kong Environmental Industry: From Greater Bay Area to Belt &
Managing Director of BillionGroup Technologies Ltd. and President of the Hong Kong Energy Conservation Association – Prof. Ir Steve Wong...
Hong Kong Business Mission to Shaanxi
Managing Director of BillionGroup Technologies Ltd. and President of the Hong Kong Energy Conservation Association – Prof. Ir Steve Wong...
Macau International Environmental Co-operation Forum and Exhibition 2018
Managing Director of BillionGroup Technologies Ltd. and President of the Hong Kong Energy Conservation Association – Prof. Ir Steve Wong...