Promoting to optimize and upgrade the industrial structure in manufacturing industry is not the objective requirement of new normal of economic development

but also the crying needs of improving income distribution pattern and narrowing income gap. After 40 years of the reform and opening-up policy

the production factors of industrialization changed significantly. Research on experience of dynamic influence created by change of China's manufacturing structure on income gap can pride experience for narrowing the gap. From the whole country

the relationship between change of manufacturing structure and income gap is inverse u-shaped curve. When change of manufacturing structure surpasses the critical value

it can help to narrow income gap. From provinces and autonomous regions

the relationship between change of manufacturing structure and income gap is also inverse u -shaped curve. In some districts

change of manufacturing structure enlarges income gap. However

this influence is decaying.