Updated at 10:15 a.m. on Sunday

As of 5:30 a.m. local time on Sunday, a total of 31 people have suffered minor injuries, with 21 of them receiving treatment at hospitals, local authorities said at a press conference on Sunday morning after the M5.4 earthquake.

Rescue efforts are underway, while access to water and electricity has been restored, according to officials.

Updated at 8:55 a.m. on Sunday

Another M4.6 earthquake with a depth of 14 km jolts Gongxian County, southwest China's Sichuan Province, at 8:28 a.m. local time. 

Updated at 8:08 a.m. on Sunday

Nineteen people were confirmed injured in the earthquake. Eight of them sustained minor injuries and were discharged from the hospital, while 11 others stayed for further treatment.

Updated at 7:20 a.m. on Sunday

At least 16 people were injured after a 5.4-magnitude earthquake jolted Yibin City in southwest China's Sichuan Province on Saturday, China Earthquake Networks Center (CENC) reported.

The quake hit Yibin's Gongxian County at 10:29 p.m. BJT (1429GMT) at a depth of 10 km.

Tremors were felt in Chengdu, Sichuan's provincial capital. 

The quake hit Yibin just days after a 6.0-magnitude earthquake rocked the city on Monday, killing 12 people and injuring over 200 others.