Dear friends, please help me. What is the telephone number of the training for hot pot beef brisket in Guiyang and what are the main contents of the training for hot pot beef brisket?

Be sure to find a good reputation! Because some small companies don&;t have any services after receiving the money, companies may not be able to find them. Our company has experienced it before, so what we are looking for now is that both the service and the technology are good!