Chinese President Hu Jintao (L) gestures to Tongan King Taufa'ahau Tupou V (R) during the welcoming ceremony President Hu hosts for King Taufa'ahau Tupou V in Sanya, south China's Hainan Province, April 10, 2008. Tongan King Taufa'ahau Tupou V arrived in Sanya on Wednesday evening, kicking off a seven-day state visit to China. [Xinhua]