I remember hearing about this back when CD was still running. Basically to counter PAVE PAWS located in Taiwan PLA has erected somewhere on a mountain top in Fujian a big array of their own. Besides working as your regular early warning radar it was built with the intention of blinding the PAVE PAWS and when called for you flip a switch and the array will go into suppression mode and it would beam all of its energy directly at PAVE PAWS to completely white out their screen.
Not sure if it's urban legend or if anyone else heard solid anything about it. You see this get mentioned in passing in a lot of places in Chinese news about the PAVE PAWS, eg: