Can I receive short messages but I can't surf the Internet in Thailand?

You can use the international card and international roaming to Thailand. If you roam to Thailand, you can use the local GSM network to dial, 0.99 yuan/minute. Call Chinese mainland (excluding Hong Kong, Macao and Taiwan) to answer 1.99 yuan/min, and use ** 133 to call Chinese mainland (excluding Hong Kong, Macao and Taiwan) 1.99 yuan/min; Call other countries or regions to 3 yuan/min; Sending a text message to Chinese mainland (excluding Hong Kong, Macao and Taiwan) is 0.69 yuan/article, and sending a text message to other countries or regions 1.59 yuan/article is free. Internet access fee is 3 yuan /3MB.