Xi congratulates Zardari on election as Pakistani presidentEnvironmental legal cases down last yearChina applauds Arab League's adoption of ChinaBeijing opposes Burns' definition of SinoWang Yi: PalestinePhilippines urged not to disrupt peaceWaters of South China Sea should be kept calm, Wang Yi saysXizang professor promotes plateau ecologyEnduring friendship with Xi fosters U.S.Deputies urged to help advance modernization