1 privilege

2 favorable (terms)

3 preferential (treatment)

4 discount (price)

1 coupon

1 tangible benefit

2 material advantages

3 cheap

4 economical

5 advantageous (deal)

6 substantial (discount)

1 Huizhou prefecture-level city in Guangdong

1 mutual benefit

2 mutually beneficial

3 reciprocal