Basin Situated in the southern part of the Xinjiang Uygur Autonomous Region
and embraced by the Tianshan and Kunlunshan mountains, it is China's largest
basin. With its base averaging 800 to 1,300 meters above sea level, it
covers 530,000 square km. The basin, widely covered with deserts, has
a terrain descending from west to east. The 330,000-square-km Taklamakan
in the center of the basin is the largest and the most arid desert, and
one of the richest areas in oil and gas reserves in China.