Director-General:  Yang Yanyi Deputy Director-Generals:  Sun Weidong, Wu Jianghao, 　　　　　　　　　　　　　 Ma Mingqiang Main functions: The Department of implements China's foreign policy and principles. It reports and works on China's bilateral relations with countries and regions concerned, manages diplomatic contacts with and makes representations to relevant countries and regions, oversees and coordinates policies on and cooperation and exchanges with relevant countries and regions and guides the operation of China's overseas diplomatic missions within its regional jurisdiction. It is responsible for translation and interpretation for important diplomatic functions, documents and instruments in relevant languages. Tel: 86-10-65962100