Intersection of Dongfeng Road and Wenhua Road in Zhengzhou City. Zhengzhou, referred to as Shangdu for short, is the capital of Henan Province, a megacity and the core city of Central Plains urban agglomeration, and an important central city in Central China approved by the State Council. The local chef's certificate is handled at the intersection of Dongfeng Road and Wenhua Road in Zhengzhou City. Chef's certificate is a national professional qualification certificate issued by Ministry of Human Resources and Social Security, and it is also a qualification certificate for chefs to apply for jobs, take up posts and start businesses.