Lingtong Fast System contains three kinds of frames: 40mm, 60mm, 80mm. Frames are connected by a toolless lock, and the skin can be LED, SEG fabric, or 3mm panel. It is widely used in standard booths and customized booths. Due to the convenience of the connection between the frames, it can be easily and quickly constructed, and the skin can be changed easily. LTFS80-20 Connector Plate is used for connecting two fast frames, and the installation will need two thumb bolt LTFS-12 to fix. The size of LTFS80-20 Flat Connection is 300X40mm. The main material is steel.