For full-time computer teachers, it is necessary to deeply study the knowledge of advertising, actively strive to improve personal professional quality, deepen the reform of professional courses, and improve the effectiveness of teaching activities. 5 Conclusion To sum up, entering the new era has put forward higher requirements for the teaching of computer graphic design in secondary vocational colleges. It is necessary to optimize the curriculum reform, improve the quality of personnel training, and alleviate the contradiction between the supply and demand of talents. It is necessary to fully consider the requirements of the industry and the characteristics of students, fully highlight the advantages and characteristics of colleges and universities, set up a reasonable curriculum system, and strengthen school-enterprise cooperation, so as to cultivate more outstanding talents.

References [1] Li Meiyan. Curriculum setting and Image Manipulation Service exploration of computer graphic design major in secondary vocational schools [J]. Science Education Journal, 2014(10):123-125. [2] Song Jingjing. Discussion on the teaching reform of computer graphic design major in secondary vocational schools [J]. Hong Kong and Macao Economics, 2016(14): 55-57. [3] Tan Rui. Exploring the training mode of computer graphic design professionals in secondary vocational schools [J]. Art Science and Technology, 2015(19): 144-145. [4] Liu Lihua. Talking about the teaching problems of computer graphic design major in secondary vocational colleges [J]. Netizen World·Cloud Education, 2014(9):8.

[5] Wu Qunhui. Research on the cultivation of creative skills of students majoring in computer graphic design in secondary vocational schools [J]. Neijiang Science and Technology, 2015(18): 244-245. The outer packaging of commodities reflects the level of packaging, and the packaging with clever color matching can make people's eyes shine and reflect its commodity value. Good packaging, no need to add text, just look at the packaging, the product can successfully catch the attention of consumers. Among all the components of product packaging, color is the packaging element that consumers can feel most directly, and can directly trigger consumers' choice and desire to buy. Starting from the significance of packaging design, this paper mainly analyzes the role of color matching in packaging design. Good packaging can make products stand out in market competition. Key words: packaging; color matching; graphic design Color is an indispensable "flavoring agent" in life.