工人阶级是党的阶级基础,是全面建设小康社会的根本力量。保持和发展工人阶级的先进性,对巩固党的阶级基础,全面建设社会主义和谐社会具有深远意义。工人阶级的先进性是与一定生产方式相联系的,并伴随着社会生产力的发展而发展。上海工人阶级从诞生起,就与机器大工业相联系,具? The working class is the party’s class basis and the fundamental force for building an overall well-to-do society. Maintaining and developing the advanced nature of the working class has far-reaching significance in consolidating the party’s class foundation and building an overall socialist harmonious society. The advanced nature of the working class is linked to a certain mode of production and is accompanied by the development of social productive forces. Since the birth of Shanghai’s working class, it has been linked with the machinery industry.