According to the ranking data of the Top 100, as a national high-tech enterprise, Oceanwide Sanjiang has an enterprise technology center recognized by the government, and has established a joint laboratory of Internet of Things with Huazhong University of Science and Technology, and undertaken a number of provincial and municipal technology research and demonstration projects. Owns and obtains 8 1 accepted patents, including invention patents 1 1. The company has been selected as one of the "Top Ten Well-known Alarm Enterprises in China Fire Protection Industry" and "Top Ten Brands in China Security Products Market Share" for many years in a row. It is a recommended brand for the construction of a safe city in China and one of the most influential brands in China Security. Therefore, the intelligent lock for the face record of Oceanwide Sanjiang is reliable.