BEIJING, Dec. 20 (Xinhua) -- Chinese Premier Li Keqiang returned to Beijing on Saturday night after his visits to three Asian and European countries and attendance at a series of international meetings.

Li paid an official visit to Kazakhstan. During his stay there, Li held the second regular meeting between the China-Kazakhstan heads of government with Kazakh Prime Minister Karim Masimov and attended the 13th prime ministers' meeting of the Shanghai Cooperation Organization held in Kazakhstan.

Li paid an official visit to Serbia, where he attended the third leaders' meeting of China and Central and Eastern European countries.

He also traveled to Thailand to attend the fifth summit of the Greater Mekong Subregion (GMS) Economic Cooperation.