What does badminton card mean?

Badminton secondary card.

15 yuan/time (during the promotion period, 1,000 yuan/90 times, consumption per person), this card can be used to reserve the venue, and it will be converted according to the current price. For example, the venue fee is 20 yuan/hour, and the two-hour package is enough. Press 4 times to count.

Notes for badminton halls: Please wear clean badminton shoes with colorless soles when entering the court to play. Those wearing high heels, spikes (including rubber spikes), hard-soled shoes and other sports shoes are not allowed to enter. It is recommended to change into clean badminton shoes before entering the venue to play. Drinkers are not allowed to play ball.