How to cancel SMS package in China Unicom?

The method to cancel the Henan Unicom SMS package is as follows: 1. SMS method: send "GBDX3", "GBDX5" and "GBDX10" to 10010 respectively to cancel the 3 yuan, 5 yuan and 10 yuan SMS packages; 2 , Other methods: Cancel this business through channels such as business halls, online business halls, and mobile phone business halls. Warm reminder: Unsubscription will take effect the following month.