The Mid-Autumn Festival is coming soon. Many friends are preparing to send blessings to friends far away, right? Are the text messages sent by China Mobile and China Unicom not enough? Good VPS uses China Unicom 3G cards, and they don’t come with any free ones. No, I just looked around to see if there are any free ones online, and I found a few. Although there aren’t too many free text messages, it’s no problem in case of emergency. .