1. First of all, you need to know the specific contents and benefits of each member package, including taxi concessions, points refunds, coupons and so on. You can go to official website through Ding Dong or find out the details of each package.

2. Secondly, choose the corresponding membership package according to your travel needs and habits. For example, Ding-dong is often used for traveling and often requires a long ride service, so it may be more cost-effective to choose a package that includes a long taxi ride.

3. Then, considering the price of each member's package, choose the package that meets your own budget. The price of different membership packages is different, so you can choose according to your economic strength and frequency of use.

Finally, we can consider some preferential activities or promotional activities, such as sending coupons for the first time, limiting holidays, etc., in order to get more benefits and benefits.