Product knowledge

Five Steel is a dedicated trading division of DongPengBoDa Group which was established in 2006, and we specialise in the design,produce and sales of glass sun rooms，curtain wall,doors & windows,balustrades. With many shapes and designs available as standard, we may have the exact type of space waiting for you right now, whilst we also specialise in bespoke designs which are available on request.

Aluminum as the frame, glass as the material of the door.

Glass sliding door with visual transparency, amplify the role of space, sliding door is equivalent to the activities of the interval, both open space and the double function of the interval.

From the inspection of the completed glass curtain wall project at present, the problems of glass curtain wall mainly focus on the top, bottom, side, closing corner position, external decorative components and opening Windows. And the fixed glass curtain wall of large area has fewer problems. The open window of glass curtain wall is an important part of curtain wall system. The ventilation and smoke exhaust of curtain wall system are realized through the open window. Moreover, curtain wall opening window is a movable mechanism in curtain wall system, which requires higher processing and assembly of curtain wall products.