The leading bus door system manufacturer in China since 2004, our company has already got the iso 9001-2000 certifications and iso/ts 16949:2000 certifications. The products we can supply: bus door system, bus automatic door system, bus passenger door, bridge plate ramp, platform safety door, swing in door, swing out door, slide glide door system, bus door panel, pneumatic door system, electrical door system and related components. As the packing way