Chao Pho Khao Yai Shrine is the most sacred shrine on Si Chang Island, off Chonburi shores. It was built by Chinese merchants who always sailed here to trade product. The shrine itself is actually installs in a cave situated on a northern hill on the island. This place is highly respected by both Thai and foreigners fromChina,Singapore,Malaysia,TaiwanandHong Kongwho always travel to worship here. There is annual festival that set up 45 days after Chinese New Year.