NANNING -- Three people have been confirmed dead and 13 others were injured in the blasts in south China's Guangxi Zhuang Autonomous Region on Wednesday afternoon.

The blasts occurred at the seat of Liucheng county and the surrounding areas, with the first one heard at about 15:50.

Pictures online showed a building half-collapsed in Dapu Township. Witnesses also saw vehicles damaged on the road, and there were people injured in the blasts.

Rescuers have rushed to the scene.

Initial investigation showed that explosives could be inside express delivery packages.