The catering business, such as Satay King 沙嗲王, refers to providing food and drink services at a remote site or sites such as a public house, hotel, or other locations. In the casework of catering, it involves designing a menu, cooking, presenting, and serving the food to the customers. This sector plays a crucial role in Hong Kong economy, with a diverse range of businesses from local food stalls and cafes to high-end restaurants and international food chains.