China News Service, January 2nd. According to the official Weibo news of the National Seismological Network, the China Seismological Network officially determined that it occurred in Golmud City, Haixi Prefecture, Qinghai (36.86 degrees north latitude, 94.62 degrees east longitude) at 4:24 on January 2 A magnitude 3.5 earthquake has a focal depth of 9 kilometers.