Corporations have independent and autonomous intellectual property rights and have been awarded several practical new types of patents. Since its inception, the company has been committed to a people-centred, top-managerial, research-and-development business concept that seeks to create high-quality, credible, high-quality corporate brands. Looking at future market trends in the industry, which is constantly being created through a team of highly skilled and experienced high-tech teams, the country has broken its traditional door-to-door and locked model for thousands of years. New technological changes have been made to the traditional door-to-door industry, which has led to the emergence of modern smart, safe and easy-to-facacious and modern intelligents with no-lock-holes. The creation of an advanced and unique field of chinese intelligence. The smart doors and locks of the "share" are based on the guiding principle of creating a market-based basis to gain credibility from custom...