With the further expansion of China's smart home industry, the consumption demand and penetration rate of smart door locks in China are increasing, more than 70.0% of consumers are using or willing to buy smart door locks. A large amount of capital is pouring into China's smart door lock market. In 2018, there were many influential financing events in the field of smart door lock, among which more than four financing events amounted to more than 100.0 million yuan. At present, the number of China's smart door lock brands has exceeded 3500, the industry is developing rapidly. The data of iiMedia shows that most of the smart door lock consumers are young male adults in first-tier cities. And consumers are most concerned about the safety of products, the acceptable price range of them is below 3,000 yuan, while the smart door lock industry is facing the problems of high product safety risk and low penetration because of high price. In the future, the smart door lock industry will further expand by strengthening security, integrating smart home ecology, launching product mix and creating high cost-effective products.