... ADSS, OPGW cable fittings, electrical fittings, non-standard fittings, communication products, power lines iron, galvanized steel, plastic pipe design, ... of non-standard, 2,000 tons of iron lines for communication equipment, and 3,000 tons of galvanized steel. Our ... products are widely used in electricity and communications for supporting the project. Our company strictly implements ISO9001:2000 ...