How do they (drift spins) around a car driving on two wheels in one minute - Guinness World Records

The most donuts (spins) around a car driving on two wheels in one minute is 10 and was achieved by Han Yue (China) and Zhang Shengjun (Chinese Taipei) driving a MINI 3 Door Hatch and a BMW M4 Coupe in Chongqing, China on 14 November 2014.