R & D team Quality Team FAE Team Sales Team A - value added services B - service commitment 01 Signed customer Protection agreement Signing strategic cooperation agreements with willing customers, we can report customers to each other and do protection to avoid other salesmen of the company contacting and competing with customers directly. 02 Don’t sell HDV brand products (Don’t use HDV brand) HDV brand focuses on ODM services for terminal products of telecom access network network equipment, and promises that the brand will not do brand management of similar products and will never directly compete with customers in the terminal market. 03 No sales of customer's private model products HDV promises: will never sell customer-exclusive private model products.