The official typing part-time platform on the Internet generally referred to those certified typing companies or personal studios with legal permits. These platforms usually provided part-time typing tasks, requiring users to fill in their personal information and submit typing materials. Then, the platform staff would review the materials and arrange for the typing staff to work. When choosing a part-time typing platform, you should pay attention to the authenticity and legitimacy of the platform. Check the platform's website domain name, registration time, company background and other information. Pay attention to whether the recruitment information and mission descriptions on the platform are true and credible. In addition, you should also pay attention to the trading terms and risk guarantees of the platform to ensure that your rights and interests are fully protected. It should be noted that typing part-time jobs were a relatively simple labor transaction that might have some risks. When choosing a part-time typing platform, users should choose carefully and understand the relevant risks and precautions to protect their rights and interests.