There were limited studies on the quantification of the modifiable and nonmodifiable lung cancer burden over time in China . The potential effect of risk factor reduction on gains in life expectancy (LE) remains unknown . Tobacco use had the most robust impact on LE for both sexes (PGLE: 0.71 years for males and .19 years for females) From 1990 to 2019, risk-attributable age-standardized death and DALY rates . Adult population growth imposed 245.9 thousand deaths and 6.2 million .