50 Main bones

50X30 covering keel, this keel has a wide range of uses. It can be used to support the bottom gypsum board covering keel, can also be used as top keel, can also be used as vertical covering keel, it is the most used keel.

The side keel is mainly used around the four walls to support the modules, and can also be used to connect the flat roof modules. Almost all suspended ceilings use it, and it has a wide range of uses.

L-shaped corner bones are mainly used for shaping and fixing the side panels. They are commonly used in straight edge ceilings without light troughs, caisson ceilings, and stacked ceilings.

Curved keels can be bent and shaped freely to create any shape. They are both shaping keels used to make various curved ceilings and top keels in curved ceilings. Common circular ceilings, oval ceilings, auspicious cloud ceilings, octopus ceilings, etc. are all made with curved keels.

Curved light trough keel can be used to make any ceiling with light strips. It can be used to make ceilings with straight edge light troughs, and can also be used to make ceilings with any curved light strips. Commonly used ceilings with round light strips, oval light strips, auspicious cloud ceilings, eggshell ceilings, etc.