Su Chengkun.

According to Inquiry Dazhong.com, in a report that the traffic police brigade of the Shanxian County Public Security Bureau applied for a rescue fund for the injured in a traffic accident, Su Chengkun, the chief of the accident section of the traffic police brigade of the Shanxian County Public Security Bureau, immediately contacted Shanxian for assistance when he learned that both parties could not afford the medical expenses.

The staff at the fund service station discussed how to apply for the rescue fund.

Therefore, the chief of Shan County's accident department is Su Chengkun.

The Shan County Public Security Bureau is the working department of the Shan County People's Government.