Children in quake-hit Qingchuan County hold banners reading "True hero", "Thank you for your efforts" and "I love you" to welcome rescue personnel on the way leading to the county in Sichuan on May 16, 2008. China has mobilized 130,000 troops by Thursday to the disaster area and the first foreign rescue teams, from Japan, Russia, South Korea and Singapore and China's Taiwan have arrived. [Xinhua]