Many traditional smart lock manufacturers have undergone transformation, and various industry giants have entered the smart lock industry. For example, the original traditional door lock manufacturers entered the game with the advantages of industrial chain and product production, and realized the transformation of the Internet industry through technological development. Emerging enterprises take advantage of technology to create Internet + products, and at the same time develop their solutions in the system; traditional Internet giants and communications, home appliance giants, build smart home platforms, and launch smart door locks through cooperation or self-study. At the same time, however, some enterprises rely on imitation and cottage price wars on the basis of lack of technical strength and talents, and disrupt market order with low-price competition. The long-term development of the industry is threatened by crises and hidden dangers.