First, open Baidu search, enter "national credit" in the search bar, and find the website of the national enterprise credit information publicity system after search, and click enter.

Two, after entering the website of the national enterprise credit information publicity system, enter the name or registration number of the enterprise to be queried in the search bar. Take Shiyan Yuanshuo Trading Co., Ltd. as an example.

Third, after the query enters, you can view the unified social credit code of the enterprise, which is the tax number of the enterprise.