Traditional industrial chain repair refers to

fill in the shortcomings and weaknesses to ensure that the chain does not fall off at critical times. Traditional industrial chain-mending is to combine the policy direction, industry trend and market demand, and make a sudden progress in the fields of fine chemicals and new materials. It is necessary to continue to implement the industrial technology reengineering project, and organize tackling key problems by applying new mechanisms such as traction, overall driving and revealing the list. It is necessary to speed up the construction of a national manufacturing innovation center, give full play to the enthusiasm of local enterprises, and constantly improve the manufacturing innovation system in accordance with the principles of marketization and internationalization.