An astonishing 353.8 billion spam text messages are sent each year in China. This is apparently a rise of 92.7% year on year. The ISC has formed an allliance of more than 30 companies, agreeing to follow best practice. There are approximately 574 million mobile phone owners in China so that works out as (clunk whirr) over 600 spam messages every year. In In read more in my article on the Naked Security website.”]
Source: https://grahamcluley.com/china-swamped-by-mobile-phone-spam/