Where can I download 12 12346 official website?

A small partner in Hainan Province received a short message with the number 12 12346, informing him that it was illegal, but he was not sure of its authenticity. He wants to confirm it on the traffic management app at 12 123, so where is the official website download? How to check violations? A Hainan traffic police in official website downloaded Traffic Management 12 123 APP, and the address used is hi. 122.gov.cn/#/app. To check the violation, please follow the following steps: 1. Open the official website mentioned above; 2. Download and install the "Traffic Management12123" app in official website (the app is universal in China and also applicable in Hainan); 3. After the mobile phone opens the APP and completes registration, login, real-name authentication and motor vehicle filing, you can query the violation. There is a saying called "Traffic Management 12 123", which is not a convenient way to check violations. It takes time to download and install mobile phone software, and then it has to go through a series of complicated operations such as registration and login. In order to give car owners a better experience, this website provides online illegal inquiry service for free. Data connection 12 123, accurate and timely inquiry information. You don't need to install a mobile app, and you don't need to register and log in. Just fill in the license plate number, frame number and other related information, you can know the illegal situation of motor vehicles all over the country (including Hainan) (see the figure below for the query box).