Where is the joint of the old horse's 3-tail box board?

It's under the spare tire in the trunk. According to the inquiry information, the hole at the bottom of the trunk of the next generation Masan, that is, the trunk drain hole is under the spare tire of the trunk, and the drain hole is generally blocked with a rubber plug to prevent rainwater from flowing back into the trunk from the drain hole. Generally, there are one or two drainage holes in the trunk. You can drain the water by pulling out the rubber plug.