it's frame system,can be used in small building and construction,connect with crossbace,and steel platform, ... scaffolding and guardrails in China. Our products include scaffolding systems ,such as cuplock,layher,plettac,ringlock,kwik-stage,frame,guardrails and accessories ... as crossbae,base jack,steel plank,it can be treated in painting,hot dipped,electro galvanized,powerd coating! frame scaffolding