Go to this link, open the provinces one by one, and you can see the TV dramas approved by the provincial film and television companies. You can link back to/catalogs/default/20070831104651450985.html, and then open the provinces one by one, and you can see more film and television companies. You can also go to:/catalogs/default/20070831104651450946.html. There are all film companies here. Then, if you are interested in going to any company, you can easily find the address by searching on Baidu and finding the company's website. Then you can search the general manager of the film company and send it directly to him. Of course, you can also search China International Film and Television Program Exhibition on Baidu. There are many film and television companies in official website, but some of them do other film and television projects, which is not as good as the website of the General Administration.