Layer Truss is a spatial structure formed by connecting multiple rods through nodes in a certain grid form. It has the advantages of small space stress, light weight, high rigidity, good seismic performance, suitable for large-scale construction and easy dis-assembly; it is often used in large-scale concerts and large-scale events. It is used to hang line array speakers and stage lights.
Name：combined truss also can be called layer truss
Description:its composed with pillar,horizontal unit pipe, support pipe .adjustable basement.its main characteristicis easily to be assembled,large capacity and wide useful.it main be used as lifting audio; light and advertisement picture, it also can be used as a runing work platform.