LANZHOU, Feb. 10, 2016 (Xinhua) -- Photo taken on Feb. 10, 2016 shows a temple fair in Lanzhou, capital of northwest China's Gansu Province. Chinese people are celebrating the Spring Festival holidays, which fall from Feb. 7 to 13. (Xinhua/Chen Bin)

LANZHOU, Feb. 10, 2016 (Xinhua) -- Two children clap hands at a temple fair in Lanzhou, capital of northwest China's Gansu Province, Feb. 10, 2016. Chinese people are celebrating the Spring Festival holidays, which fall from Feb. 7 to 13. (Xinhua/Chen Bin)

LANZHOU, Feb. 10, 2016 (Xinhua) -- An actor performs at a temple fair in Lanzhou, capital of northwest China's Gansu Province, Feb. 10, 2016. Chinese people are celebrating the Spring Festival holidays, which fall from Feb. 7 to 13. (Xinhua/Chen Bin)

LANZHOU, Feb. 10, 2016 (Xinhua) -- People walk to a temple fair in Lanzhou, capital of northwest China's Gansu Province, Feb. 10, 2016. Chinese people are celebrating the Spring Festival holidays, which fall from Feb. 7 to 13. (Xinhua/Chen Bin)

SHUANGYASHAN, Feb. 10, 2016 (Xinhua) -- Red lanterns are covered with snow in Raohe County of Shuangyashan City, northeast China's Heilongjiang Province, Feb. 9, 2016. Red lanterns were hung to greet the Spring Festival, which fell on Feb. 8 this year. (Xinhua/Xu Congjun)

SHUANGYASHAN, Feb. 10, 2016 (Xinhua) -- People walk past red lanterns in Raohe County of Shuangyashan City, northeast China's Heilongjiang Province, Feb. 9, 2016. Red lanterns were hung to greet the Spring Festival, which fell on Feb. 8 this year. (Xinhua/Xu Congjun)

SHUANGYASHAN, Feb. 10, 2016 (Xinhua) -- People walk past red lanterns in Raohe County of Shuangyashan City, northeast China's Heilongjiang Province, Feb. 9, 2016. Red lanterns were hung to greet the Spring Festival, which fell on Feb. 8 this year. (Xinhua/Xu Congjun)

SHUANGYASHAN, Feb. 10, 2016 (Xinhua) -- People take photos with red lanterns in Raohe County of Shuangyashan City, northeast China's Heilongjiang Province, Feb. 9, 2016. Red lanterns were hung to greet the Spring Festival, which fell on Feb. 8 this year. (Xinhua/Xu Congjun)

SHUANGYASHAN, Feb. 10, 2016 (Xinhua) -- Red lanterns are covered with snow in Raohe County of Shuangyashan City, northeast China's Heilongjiang Province, Feb. 9, 2016. Red lanterns were hung to greet the Spring Festival, which fell on Feb. 8 this year. (Xinhua/Xu Congjun)

SHUANGYASHAN, Feb. 10, 2016 (Xinhua) -- People walk past red lanterns in Raohe County of Shuangyashan City, northeast China's Heilongjiang Province, Feb. 9, 2016. Red lanterns were hung to greet the Spring Festival, which fell on Feb. 8 this year. (Xinhua/Xu Congjun)

NANCHANG, Feb. 10, 2016 (Xinhua) -- People hang wishing cards on a tree at a park in Nanchang, east China's Jiangxi Province, Feb. 10, 2016. Many residents chose to have a spring outing during the Spring Festival holidays, which fall from Feb. 7 to 13. (Xinhua/Peng Zhaozhi)

NANCHANG, Feb. 10, 2016 (Xinhua) -- People take a spring outing at a park in Nanchang, east China's Jiangxi Province, Feb. 10, 2016. Many residents chose to have a spring outing during the Spring Festival holidays, which fall from Feb. 7 to 13. (Xinhua/Peng Zhaozhi)

NANCHANG, Feb. 10, 2016 (Xinhua) -- People take a spring outing in Nanchang, east China's Jiangxi Province, Feb. 10, 2016. Many residents chose to have a spring outing during the Spring Festival holidays, which fall from Feb. 7 to 13. (Xinhua/Peng Zhaozhi)

NANCHANG, Feb. 10, 2016 (Xinhua) -- People take a spring outing at a park in Nanchang, east China's Jiangxi Province, Feb. 10, 2016. Many residents chose to have a spring outing during the Spring Festival holidays, which fall from Feb. 7 to 13. (Xinhua/Peng Zhaozhi)

NANCHANG, Feb. 10, 2016 (Xinhua) -- People take a spring outing at a park in Nanchang, east China's Jiangxi Province, Feb. 10, 2016. Many residents chose to have a spring outing during the Spring Festival holidays, which fall from Feb. 7 to 13. (Xinhua/Peng Zhaozhi)