Analyzing soil samples at the Yumen oil field in 1954 Yumen in Gansu province was the site of the People Republic of China’s first oil well and oil field. Source Share this:TweetShare on Tumblr Click to share on Reddit (Opens in new window) Reddit Pocket Click to email a link to a friend (Opens in new window) Email Like Loading... Comments are closed.
Everyday Life in Mao's China 