A staff member introduces a wind power equipment during the 2014 Macao International Environmental Cooperation Forum and Exhibition (MIECF) in Macao, South China, March 27, 2014. The three-day forum kicked off here Thursday. (Xinhua/Cheong Kam Ka) 

A visitor tries an electric car during the 2014 Macao International Environmental Cooperation Forum and Exhibition (MIECF) in Macao, South China, March 27, 2014. The three-day forum kicked off here Thursday. (Xinhua/Cheong Kam Ka)