CHANG BAI SHAN

steel in bloom form; quadrant iron for general structure and engineering purposes for use in jointing, bolting, and constructional element; angle steel for general structure and engineering purposes for use in jointing, bolting, and constructional element; channel steel for general structure and engineering purposes for use in jointing, bolting, and constructional element; reinforcing steel for use in reinforced concrete buildings; flat steel sheets; metal wire; steel rods; steel sheets; deformed steel stock for use in the shoring for laneway of mines; steel in the form of circularity; felloe steel for use in car wheel rim; cast iron; iron forgings; steel strips; steel wire; steel in the nature of prestressing strands for use in structures of prestressed concrete and anchoring in soil and rock; steel tubes; nails