A staff member unloads access cards at Xiaotang toll station of Beijing-Hong Kong-Macao Expressway, a junction of south China's Guangdong Province and central China's Hunan Province, Feb. 11, 2015. The number of vehicles entering Hunan from Guangdong on Feb. 10 was estimated to reach 43,000, up 40% year-on-year. The 40-day travel frenzy known as "Chunyun", the hectic period surrounding Spring Festival, which falls this year on Feb. 19, began on Feb. 4 and will last until March 16. (Xinhua/Li Ga)