Do restaurants, restaurants and supermarkets kill rats and cockroaches by themselves? Did you hire a killing company?

Generally, the small ones are solved by themselves. Just pat the place casually and buy some medicine online. If it is a large venue. Especially in restaurants and restaurants, it is best to find a cleaning company to handle it at home, so that it can be more thorough. There is also a large venue, which is not thoroughly cleaned at ordinary times and is easy to breed.