The history of TYHI may be traced back to October 1950, when it was established. For many years from beginning to end, the construction and development of TYHI got the party and nation leaders high attention and warm care, Liu Shaoqi, Zhu De, Nie Rongzhen, He Long, Peng Zhen, Bo Yibo, Deng Xiaoping, Jiang Zemin, Zhu Rongji, Hu Jintao, Wei Jianxing had inspected personally and instructed the work.

In 2004, the former TZ's director, chairman of  National Committee of the Chinese People's Political Consultative Conference, Jia Qinglin viewed TZ and talked with workers kindness (see the picture):