How to open a free traffic package for Unicom Pioneer Card

Unicom's free traffic packages in different provinces have different applicable objects and opening methods. Some can only be opened by 2G users, and some can be opened by 2G and 3G users. For example, if you are a 3G voice package user of Guangdong Unicom (including all post-paid and pre-paid packages, excluding all kinds of Internet card packages, family cards and WeChat users), you can send 3G SYW5 to 100 10 to open Guangdong 5 yuan package 1.5G Users in other provinces can contact local customer service to inquire about the opening method.