The tax classification code of service charge is 30499. When the invoice is issued, the trade name is called modern service, which belongs to other modern services, and the tax rate is 6%.
The main function of the server is to manage and forward streaming media. For example, you have three storage servers that store foreground images. If you want to check the call, you can query it at will through the management server. If you view it on the wall or other computers, you should manage server forwarding.