1. Market demand: As a traditional food, pork knuckle rice has a wide market demand in Shenzhen and even the whole country. Especially in the fast-paced life, people are increasingly demanding simple, delicious and fast meals, and pig's foot rice just meets this demand.

2. Low operating cost: The production cost of pork knuckle rice is relatively low, and the main raw materials are pork knuckle and rice, so the cost is relatively controllable. At the same time, the production technology of pig's foot rice is relatively simple, and the labor cost is relatively low, which provides good cost control for operation.