Zhangdian District Stadium Sub-district Office. According to official website of Zibo Industrial and Commercial Bureau, the catering and business license of Zibo Wanxianghui is handled in Zhangdian District Stadium Sub-district Office. Business license is a certificate issued by the administrative department for industry and commerce to industrial and commercial enterprises and individual operators to engage in a certain production and business activities. Its format shall be uniformly stipulated by the State Administration of Market Supervision.