billion spam messages mil l ion of fraudulent calls from overseas In 2016, China Mobile altogether blocked 2.4 billion spam messages, blocked 1.96 million of crank calls such as “call you to death”, “ring out once” and voice group calls, blocked over 100 million fraudulent calls from overseas, actively blocked 3.77 million pieces of mobile pornographic content, blocked more than 90,000 illegal websites, monitored and blocked 0.38 million types of malwares, and blocked 13,000 control terminal malware items.