MACAO, June 21, 2016 (Xinhua) -- An annual conference on cooperation between Guangdong Province and Macao SAR is held in Macao, south China, June 21, 2016. China's Macao SAR and Guangdong Province on Tuesday inked 12 pacts during an annual conference here, in a bid to promote the cooperation to a new level. (Xinhua/Cheong Kam Ka)