1, brand background: Niu Wang Burger is a fast food chain brand in China, which mainly provides fast food such as burgers, fried chicken and fries. Tustin Burger is a famous Swiss burger brand. It is known for its high quality materials and unique production process.

2, flavor style: Tastin and Beef King Burger have different bun embryos. Tustin's burger embryo is softer, tougher and thinner, sandwiched between vegetables, fried chicken and salsa, and Beef King Burger as a whole is similar to KFC's Spicy Chicken Thigh Burger.