The Science and Technology Park for Small and Medium Enterprises in Lew County was established by the Ministry of Industry and Informationization on 2 December 2021 as a model national micro-enterprise innovation base for 2021.

After a comparison of product tests by several manufacturers, the operators of the SME Science and Technology Park in Liu County eventually selected the wireless NATSHEL_AUTH_BILLING series of products to provide certification and billing services for the staff of the plant dormitories.
Implementation programme and impact statement
ØOTTAL and billing are deployed at cloud ends (coated mainframes) where multiple plants can be docked simultaneously
ØPortal server directly manages NACs in schools
ØPORTAL+RADIUS uses cloud deployment, sets different lines and groups, and sends different PORTAL pages to different plants
ØAC deploys one AC controller per project to manage local AP using local deployment
ØAC/AP can use NATSHEL_BRAND equipment, or third-party equipment, and NATSHEL_AUTH_BILLING platform
ØEach project uses a NETSHELL_BRAND flow-control gateway device to retrace and authenticate user access, complete docking charges, and certify
ØAuthentication and billing servers are connected to SMS servers, complete text messages
ØCycling of authentication and billing servers with micro-mail and payment treasures, completion of user self-service payments
ØFlow control and logs are deployed to export, saving bandwidth
ØPlanting cloud deployment, setting different competencies and agents, different agents, setting different packages
ØWorkers in different factories, open the Portal page. The menus are different.
ØThe plant uses multiple circuits of the outnet to connect with the flow-control gateway.
ØPlant workers use mobile phones to access the Internet, eject PORTAL pages, guide users to complete their own registration and open accounts after paying for treasure or micromail.