1. According to the inquiry of Guangdong Institute of Technology, the school is located in a first-tier city, such as Beishangguang. When the consumption level in cities is high, the cost of meals will naturally be high.

2. Breakfast: canteen 5 yuan (eggs, porridge, side dishes) *3 1= 155 yuan.

3. Lunch: canteen 10 yuan (one meat and two dishes) *3 1=3 10 yuan.

4. Dinner: canteen 10 yuan (one meat and two vegetables/noodles) *3 1=3 10 yuan.

5. Meals: Snacks/fruits/takeout, 50 yuan.

6. Total expenditure:155+310+310+50 = 825 yuan. As of August 29th, the above is the food expenses required by Guangdong Institute of Technology for one month.