Industry maturity is manifested in four aspects. Maturity of products. The maturity of products is a sign of the maturity of the industry. The basic performance, style, function, specification and structure of mature products in the industry will tend to be mature and have been used by consumers. Mature technology in the industry refers to the applicable and at least advanced and stable technology widely adopted by enterprises in the industry. Maturity of production technology. Maturity of industrial organization. A mature industry means that enterprises in the industry have established a good relationship of division of labor and cooperation, mature market competition is effective, market operation rules are reasonable, and market structure is stable.