How to cancel the minimum consumption service in 28 yuan by SMS?

If you participate in the activity of "Consuming 28 yuan to Send Traffic" in Guangdong, our promised traffic reduction is very favorable. According to the current unit price of traffic, the price per m traffic is 30 cents, 1G traffic 300 yuan, 2G 600 yuan. According to your consumption in recent months, it's still a good deal. If you need to cancel, you can contact the local customer service 100 10, but you can't cancel by SMS. The specific situation is subject to the local customer service inquiry.