Provided is a wall painting, comprising a fixing device, at least one panel (3) and at least one pattern composition unit (1), wherein the panel (3) is arranged on the fixing device; the panel (3) is provided with a plurality of connecting structures (2); and the pattern composition units (1) are connected on the connecting structures (2) in a detachable manner according to different arrangement manners so as to form different patterns on the panel (3) in a splicing manner.
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