On March 16, 1979, the Chinese People's Liberation Army, Guangxi, Yunnan border troops were all evacuated from Vietnam and returned to China on March 16, 1979 (February 18, 1979), China's counter-attack war against Vietnam ended. On March 16, 1979, the Chinese border troops continued to attack more than 20 Vietnamese cities and strategic areas since February 17th, including Chongqing, Tsinghua, Guangdong, Guangdong, Guangdong, Dongguan, Dongguan, Chongqing, Chongqing, Chongqing, Chongqing, Chongqing, Chongqing, Chongqing, Old Street, Citrus, Mongqing, Dams, Shampo, Shandong, Guangxi, Guangxi, Guangxi, Guangdong, Guang