There are gifts. The following is the recharge situation and the gift of star coins.

10 yuan = 1 18000 SGD, which is equivalent to giving you 1.8 yuan.

20 yuan = 236,000 SGD, which is equivalent to giving you a 3.6 yuan.

30 yuan = 360,000 SGD, which is equivalent to giving you a 6 yuan.

50 yuan = 600,000 yuan, which is equivalent to you 10 yuan.

100 yuan =1200,000 star coins, which is equivalent to giving you 20 yuan.

200 yuan = 2,400,000 Singapore dollars, which is equivalent to giving you a 40 yuan.

500 yuan = 6 million yuan, which is equivalent to giving you 100 yuan.