New energy vehicle, trademark transfer. In 20 19, BYD and Great Wall Motor signed a strategic cooperation agreement, and the two sides will cooperate in the field of new energy vehicles, including * * * enjoying technology and * * * developing new products. , what else? Two families? Or? Once? Trademark? Swap? Back then? Byd? Morning? Register? Is it? "Wei? what's up Trademark? , however? The Great Wall? Just right? Need "? Wei? "This? Trademark? , so? Two families? Exchange with each other? , the Great Wall? Will. Yourself? Once? Register? what's up Landing ship? Go to? Byd? , BYD? Could it be the same? Your own? Wei? Transfer to? The Great Wall? Therefore, Great Wall and BYD have cooperation in new energy vehicles and trademark transfer.