Complex sentence: BYD Co Ltd created the wholly owned subsidiary BYD Auto a year after its 2002 acquisition of the Qinchuan Automobile Company, which may have been made solely to acquire the passenger car production license held by the purchased company.
Split into simpler sentences: BYD Co Ltd created the wholly owned subsidiary BYD Auto a year after its 2002 acquisition of the Qinchuan Automobile Company. This purchase may have been made solely to acquire the passenger car production license held by the purchased company.