Compound-silver mirror ceiling system

The invention discloses a compound-silver mirror ceiling system comprising main hanging pieces (1) and middle secondary hanging pieces (23). Hanging bars (3) are fixed on a building top-surface structure, each main hanging piece (1) is fixed to the corresponding hanging bar (3), each middle secondary hanging piece (23) is fixed under the corresponding main hanging piece, and bolts (9) are embedded into the reverse side of a compound-silver mirror and fixed in the middle secondary hanging pieces (23); a secondary connecting hanging piece (21) is fixed under each main hanging piece (1) with side edges on two lower sides provided with hanging edges, U-shaped concealed frames (7) are arranged at edges of the reverse side of the compound silver mirror and hung to the hanging edges of the secondary connecting hanging pieces (21) from two sides of abutted seams to form an integral; secondary edge hanging pieces (22) are fixed under the corresponding main hanging pieces (1) with the lower portions provided with hanging edges, and the U-shaped concealed frames (7) are hung to the hanging edges of the secondary edge hanging pieces (22) to form an integral. The compound-silver-mirror is firm in structure, high in security and applicable to large-scale ceiling of the compound silver mirrors.