Didi can operate in Cangzhou, but it needs to comply with local taxi management policies. According to the Cangzhou Taxi Industry Management Regulations, Didi drivers need to obtain a taxi driver qualification certificate and a vehicle operating license, and the vehicle needs to meet relevant standards and obtain a vehicle inspection certificate. At the same time, they need to pay the corresponding taxes and insurance fees. In addition, Didi drivers also need to abide by taxi operating regulations, such as clearly marked prices and metered charges. Only when the above conditions are met can Didi drivers legally operate.