Two singers perform at a night pub in Jiangbei District of SW China's Chongqing Municipality. (Xinhua/Wang Quanchao)

Actresses dance at a night market in Yubei District of SW China's Chongqing Municipality. (Xinhua/Wang Quanchao)

Two singers perform at a night pub in Jiangbei District of SW China's Chongqing Municipality. (Xinhua/Wang Quanchao)

Residents drink beer at a night market in Yubei District of SW China's Chongqing Municipality. (Xinhua/Wang Quanchao)

People pose for photos in Nan'an District of SW China's Chongqing Municipality. (Xinhua/Wang Quanchao)

Children paddle at a music fountain in Nan'an District of SW China's Chongqing Municipality. (Xinhua/Wang Quanchao)

People enjoy a riverside hotpot dinner in Nan'an District of SW China's Chongqing Municipality. (Xinhua/Yin Dongxun)

A waiter checks customer orders at a night pub in Jiangbei District of SW China's Chongqing Municipality. (Xinhua/Yin Dongxun)

People take part in a party workout in Nan'an District of SW China's Chongqing Municipality. (Xinhua/Wang Quanchao)