you can check with the local administration for industry and commerce.

when an enterprise is registered, it must go through the registration formalities in the industry and commerce, and all basic information such as address, contact information, legal person, shareholders, business scope, registration time and registered capital need to be submitted.

in addition, you can buy local telecom yellow pages and enterprise yellow pages. It can provide detailed and up-to-date user information of party and government organs, industrial and commercial enterprises and institutions. Classification of industrial and commercial enterprises can help you find the information of industries, goods or services you need.

Extended information:

The yellow pages of enterprises in various places are provided by China Telecom and China Netcom. Enterprise Yellow Pages are mainly aimed at enterprises, which classify and summarize the information of enterprises to facilitate customers to find, so as to get in touch with enterprises in time and bring unlimited business opportunities to enterprises.

enterprise yellow pages continue the advantages of detailed classification and rich content, and make up for the shortcomings of strong regionality, long publishing cycle, difficult information modification, limited information capacity and single expression. It makes full use of the advantages of large-scale portal websites and the strong technical strength of the website to browse and query enterprise information more conveniently for users, and enterprises can publish business opportunities online in real time, thus creating an online information display platform.

reference sources; Baidu Encyclopedia-Enterprise Yellow Pages

Baidu Encyclopedia-National Enterprise Credit Information Publicity System