Abstract: Under the background of“Internet +”, aiming at the problems and reasons in the process of sharing and co-building high-quality curriculum resources, relying on the“demonstration teaching package”, the writer carried out the practice of innovative teaching mode. Aiming at the curriculum content, teaching scheme, teaching evaluation, and teaching environment of computer aided design I, the“four commons”innovative teaching mode was proposed to establish an all-round teaching community, providing a new idea for innovative teaching mode. Improve the quality and scalability of course resources, and achieve a win-win situation for all parties.

Key words: High quality curriculum resources, Co-building and sharing, Innovative teaching mode, Teaching community, "Demonstration Teaching Package", Parallel courses, Cross-campus course team