The Cai's Mansion, also as known as the First Mansion of Hainan Oversees Chinese Town, is located in Boao, Hainan province. The mansion was built in 1934 by Cai Jiasen, a successful businessman, who was born in Boao in 1886 and went to Indonesia when he was 15 years old. The Boao Forum for Asia Annual Conference 2012 will be held from April 1 to 3 in Boao, Hainan province. [Photo / CFP]