新加坡华人首富退任，47岁长子接棒年薪百万，香港公司市值826亿

Group 1 - The core point of the article is the announcement of Huang Zhixiang's retirement from his positions at Sino Land, marking a significant transition in leadership as his son, Huang Yongguang, is set to inherit the family real estate empire [1][3] Group 2 - Huang Zhixiang has been the chairman of Sino Land since 1991, serving for over 34 years [1] - Sino Land primarily focuses on real estate development and has contributed to the Huang family amassing a real estate empire worth several hundred billion dollars [1]