Jiang Zemin was a Chinese politician who served as the General Secretary of the Chinese Communist party and President of the People's Republic of China.
Ts'ai Lun was a Chinese inventor credited with the creation of paper, revolutionizing communication and record-keeping.
Lu Ban was an ancient Chinese engineer and inventor who revolutionized construction techniques and tools, paving the way for modern engineering.
Chen Yun was a prominent Chinese politician and economic reformer who played a pivotal role in shaping modern China's economic policies.