The vehicles of Shanghai Rail Transit Line 6 are C-type urban rail passenger cars, which are developed for the first time in China and fill the domestic gap. Vehicle body structure, exterior styling of the front of the vehicle, integrated design of the interior of the driver's cab, function and shape of the interior decoration and equipment of the passenger compartment, double-layer sliding door structure of the manual interior door of the driver's cab and the electric interior door of the passenger compartment, traction and braking system It is in a leading position in the domestic urban rail vehicle field in terms of advanced integration capabilities and omni-directional 3-megapixel high-definition video surveillance technology without dead ends. Served in the 2010 Shanghai World Expo. Our company is mainly responsible for providing aluminum alloy profiles for car body in the Shanghai Metro Line 6 project. Our company is mainly responsible for providing aluminum alloy profiles for car body in the Tianjin subway project.