Yip Sang was known as the “unofficial mayor” of Chinatown. He was a businessman, political activist and social reformer. Yip Sang, also known as Yip Chun Tien, was born in 1845 in China. In 1864, he left his home village Shengtang, in Guangdong province, to move to San Francisco for work as a dishwasher, cook, […]