Hello, the Tencent King Card uses Tencent services free of charge. For the specific application software included, it is recommended that you refer to the official WeChat official account "Wang Card Assistant". There are also some exclusive traffic ranges for non-Tencent applications (only applicable to Tencent Big/Tianwang Cards): Mogujie, Douyu, Huomao, Panda Live, Kuaishou, Huya APP (limited to free), Kugou APP (Android client currently Enjoy exclusive traffic).

For specific related precautions, it is recommended that you contact China Unicom customer service where your number belongs!