No need to go to Sham Shui Po to buy SIM card for travelling anymore.
Portugal Prepaid SIM Card Card Type:
【1GB mobile data / 10-day / 4G network】
【11GB mobile data / 30-day / 4G network】
【Unlimited mobile data / 14-day / 3G network】
【Unlimited mobile data / 30-day / 3G network】
Although it does not support with voice call, unlimited free SMS service is offered in 3G network packages.
Other than Portugal, all the above packages are applicable to the nearby countries: Germany, Norway, Belgium, Poland, etc. No need to reset network when you move to another country, it will automatically search for the designated network in the country you are staying.
Designated network(depends on which country you are staying in): 3G / 4G network
Lowest speed: 128Kbps
Leftover data can be used after arrival at Hong Kong.
【1GB mobile data / 10-day / 4G network】HK$ 256
【11GB mobile data / 30-day / 4G network】HK$ 288
【Unlimited mobile data / 14-day / 3G network】HK$ 298
【Unlimited mobile data / 30-day / 3G network】HK$ 398