If the span of beam is less than 12m you can use 300mm*300mm truss ***Span:12-16m***
If the span of beam is within 12m to 16m you can use 400mm*400mm truss
***Span:16-20m***
If the span of beam is within 16m to 20m you can use 500mm*500mm truss ***Span: more than 20m***
If the span of beam is more than 20m you can use 760mm*600mm truss ***Functions: Banquets, Wedding hall, Exhibition, Ceremony, Outdoor Activities and Concert, Theatre, Entertainment, DJ Performance, Display, Worship, Education, Athletics, Trade, Touring, Marketing, Presentation Stage, Live event, Film & TV Studio and Podium, etc.