How does Cambodia cellcard query traffic?

1. Cellcard can query traffic in the following ways, as shown in the following figure.

2. The card fee of Cellcard card is .5, about three yuan, and the call to China is .45/ minute, about 3 cents per minute. The traffic can be opened by SMS, as shown in the following figure;

3. You can buy a recharge card locally to recharge it. Enter the password of 123 prepaid phone card and just dial the key, as shown in the figure below.

4. Call the customer service phone on the same day to open it. It is more expensive to call the local phone than to call back to China. The dial-in time is .7/ minute, which is about 4 cents more than one minute, while the cross-network call is .8/ minute, which is about 5 cents a minute.