Does the subject want to ask: "Does Yancheng need a brokerage qualification certificate to join Deyou?" Need. Yancheng needs an industrial and commercial business license and necessary brokerage qualification certificate to join Deyou. Yancheng Deyou Real Estate Agency Co., Ltd. was established on August 2, 20 12. The registered address is Xindu Street, Yannan High-tech Zone, Yancheng City, and the legal representative is Wu Xiaoling. Business scope includes general projects: real estate brokerage; Real estate appraisal; Non-residential real estate leasing.