According to CyberMart, an electronics retail arm of the Hon Hai Group, consumers have snatched up all 500 60-inch Radioshack LED TVs that it was selling online on December 25. Early On Monday, CyberMart chairman Steve Chang announced that the company would start selling the US’ No. 2 electronics brand’s large-screen TVs in Taiwan and China yesterday. According to a CyberMart public relations official, the company originally planned to offer 500 RadioShack TVs over three days, but they sold out in just an hour on Yahoo Kimo Inc’s W...