What are the channels for large hotels to purchase fresh vegetables and meat? What are the characteristics between different channels?

Hotel, people naturally have their own channels to purchase fresh vegetables and meat. How can this channel tell you here? Many of them are directly related to a village or farm. Contact the pig farm, set a good time and deliver the goods on time. If you need it temporarily, just call and it will be delivered. Different channels, of course, the price and quality will be different. How could anyone tell you this?

Like eggs, people come from different places!