Graduated from Jing He Yu Kexin Girls' School. She completed the pre-university education in the National College, won the annual student award and presidential scholarship, and then graduated from the National University of Singapore with a master's degree in engineering (electrical engineering, first class honor) with 1976. She also holds a master's degree in science (electronics) from Stanford University. 1995, won the Friendship Award of Excellent Engineering School. She is also an honorary member of the Institution of Engineers (Singapore).

Jing He is the eldest daughter of He He, a retired businessman, and four children in his family. 1985 17 February1July, Jing He married Lee Hsien Loong, and her husband later became the third prime minister of Singapore in June 65438+February 2004.

Jing He started out as an engineer in the Ministry of National Defense. 1987 joined the ST project as the deputy director of the engineering department, and later became the president and CEO of the company, and retired on 200 1. She joined Temasek Holdings in May 2002.