Infant industry, traditional industry and pillar industry

A: Infant industries, traditional industries and pillar industries: Infant industries refer to industries that have not been developed for a long time and are not mature enough and need government support; Traditional industries refer to industries that once played an important role in the development of national economy, and will gradually weaken or need to be transformed with new technologies, or be partially replaced by emerging industries; Pillar industry refers to the main economic production sector that supports the scale and growth of a country's national economy. It accounts for a large proportion of the national economy and has great forward, backward and horizontal correlation effects. Its sensitivity coefficient, influence coefficient and final demand induction coefficient are all relatively high.

Infant industry, traditional industry and pillar industry are all industries divided according to growth stage and competitiveness.