First: different manufacturers, WS824 is a product sold by Shenzhen Saina Technology Co., Ltd. and OEM by Guowei Electronics Factory. WS848 Guowei is a manufacturer integrating R&D, production and sales of Shenzhen Guowei Times Technology Co., Ltd. ..
Second: WS824 focuses on small simulators and WS848 focuses on digital switches.
Third: WS824 Communication Industry Association of Guowei Communication Administration has not been filed, and the telecommunications department does not recognize it, so it is impossible to handle telecommunications business. WS848 Guowei is a member of Communication Industry Association of Communications Administration. Customers who purchase this product can go to the business hall of the telecommunications department for business with the consent of the regional general agent.