Shenzhen city's sky science and technology company, a large electronic lock-in company that combines research and development, production and sale, has a registered capital of $20 million and is based in longhua town, shenzhen district, china, with an annual fingerprint lock capacity of over 200,000. The skylocks coalition has the advantage of being ranked more prominently in the field of fingerprint locking technology, which has led to the development and development of the fingerprint locking technology through the autonomous development of patented technologies such as electromechanical conversion devices, holes-free locks, and multi-efficiency swaps, all of which were first owned by industry. Supported by technological advantages, skylock protection technology has gradually shifted from research and development to the market, and robust proxy distribution channels have been established in cities above the local level, along with extension of services to municipalities at the dis...