Kunshan human resources training and examination center. The professional level examination for social workers is jointly undertaken by the Municipal Human Resources and Social Security Bureau and the Civil Affairs Bureau, and is conducted in Kunshan Human Resources Training and Examination Center. Kunshan is a county-level city under the jurisdiction of Jiangsu Province, which is under the management of Suzhou City. It has a history of more than 2,200 years since Qin established the county. Kunshan is the birthplace of Kunqu Opera, the "ancestor of hundreds of operas".