There are three ways to find the "one window" platform: search for "one window" in the search bar. Click on the "Department Window" in the middle of the top page of Sichuan Government Affairs Service Network, click on the Provincial Administration for Industry and Commerce, and click on the link of the online service hall to enter. Click "Scene Service" on the homepage of Sichuan Government Service Network, and select "I want to start a business". According to the requirements of the platform, user registration and real-name authentication are carried out in Sichuan government service network. After signing, the manager can return to the home page to check the progress, click the signature status, and check whether all authorized signers have signed.