The first class car's curtains can block the sun and reduce the heat in the car to a certain extent. The height can be adjusted randomly according to preferences to protect the privacy in the car.
Honeycomb ceramic filter, called DPF, is a device that can filter particulate matter from automobile exhaust,The main raw material is cordierite.We can produce 100cpsi, ~600Ccpsi can be in the shape of round ,racetrack and ovral.