The Karamay oil field is in Xinjiang. Source
A collection: Minister of Oil Yu Qiuli inspects the Karamay oil field, 1958-1960
Bo Yibo did not find it funny when Peng Zhen told him that Xi Zhongxun’s son was going to imprison his son in 30 years, 1984
From right: 习仲勋、余秋里、薄一波、荣高棠、彭真。 Source
Everyday Life in Mao's China 