|Now a days, wells become more and
more important for our lives. It is not only the tool for people to
drink water, but also the assistant of industry, especially for
the petroleum industry.
It is the biggest oil fields in
China, and also one of the biggest oil fields all over the world. Here is
the oil well of Daqing Oil Field.
Well in the sea of Shengli Oil Field
Shengli Oil Field is the second
biggest oil field in China.