PREAH SIHANOUK (CAMBODIA), June 7, 2016 (Xinhua) -- Cambodian Prime Minister Samdech Techo Hun Sen (3rd R front) and Chinese Ambassador to Cambodia Bu Jianguo (3rd L front) visit a model layout of the Sihanoukville Special Economic Zone (SSEZ), in Preah Sihanouk, Cambodia, June 7, 2016. Cambodian Prime Minister Samdech Techo Hun Sen on Tuesday inaugurated the 100th factory in the Chinese-invested Sihanoukville Special Economic Zone (SSEZ). (Xinhua/Zhang Yanfang)