1, price concessions: for the food in the canteen of Heze Siyuan School, two vegetarian dishes only need 5 yuan, one vegetarian dish only needs 7 yuan, and two vegetarian dishes only need 9 yuan.

2. Variety of meals: There are many meals in the canteen of Heze Siyuan School, including pasta, rice, jiaozi, steamed stuffed buns, yogurt snacks and so on.