SUNHOHI

Steel alloys; Steel tubes; Doors of metal; Chains of metal; Locks of metal, other than electric; Hinges of metal; Windows of metal; Window sashes of aluminium; Metal curtain walls; Refractory construction materials of metal

Building timber; Refractory construction materials, not of metal; Non-metal windows; Non-metal doors; Non-metal door panels; Window glass for building; Wooden doors; Non-metal curtain walls