"The earthquake, of 6.6 on the Richter scale, hit just before 9 am this morning (0100 GMT)," an official surnamed Yan from the State Seismic Bureau. told AFP.

"We don't have much information yet, we don't know about damage or casualties yet."

The quake hit Delhi city in Qinghai Province.

Yan said the area was largely populated by Tibetans.

SPACE.WIRE