What equipment is marked in red? It's a domestic Haojue scooter. how much is it?

The picture is not clear. If this is an EFI scooter, the red circle in the picture should be the throttle body. This is an assembly with some sensors on it. The specific models are different and the prices are different. Even for the same car, the price of throttle body assembly produced by different supporting manufacturers is different. Generally, the throttle body assembly of a Haojue scooter like this costs about four or five hundred yuan. Some supporting manufacturers are cheap, or the purchase channels are different, and the price can be reduced to around 300 yuan.