How good is the network coverage of this Continental travel prepaid SIM card?

You may refer to the country list for the listed Telco and speed. Speed will be on 3G/4G depending on your location.

I am going to China, can this card be used in China?

No this SIM card cannot be used in China. We recommend you to use other better plans for usage in China which can be browsed here.

If I finished using the 500MB of my data, will I still be able to surf internet at a slower speed?

Yes you can still surf at 128kbps after the daily 500MB high speed data is used up.

Is it true that I can use this card in the 128 countries listed?

Yes you can but the speed really depends on which country you are in. Refer to the main page for country list and speed.

Can I make calls and receive calls with this card?

No you can't. This is purely a data card.

Can I use Whatsapp to chat and make calls with this card?

You certainly can. Using Whatsapp to call saves you money.

Is the data inside this card enough for my usage?

Depending on your usage, 30 days usage of 4GB (4000MB) is enough for an average user. Since you will be using this card for less than 30 days, the data allocated should be sufficient. Here is an example of a typical daily data usage overseas: 

(Only for your reference. Different users will have different usage pattern)

My phone is region locked and can only accept South East Asia SIM cards. Can I still use this card?

To all NEW phone models have a sticker showing “South East Asia SIM Cards only” in the packaging. The message simply means you need to use a South East Asia SIM card to activate the phone. After you made calls of at least 10 minutes with the phone, your phone will then be able to