The article examines productivity growth in China from 1978 to 1998. By analyzing data from 30 provinces, the study found that technological advancements and efficiency improvements played a significant role in China's rapid GDP growth, contributing around 40% to the overall increase. The research used two models to estimate Total Factor Productivity (TFP) growth rates, which were higher than previous estimates. Additionally, the study revealed that capital investment had a greater impact on GDP growth than labor, and that technological advancements led to more efficient use of labor.