Mayer Steel Pipe Corporation produces and sells black steel and galvanized steel pipes, as well as stainless-steel coils for pipes, in Taiwan. It operates through five segments: Steel, Real Estate Investment, Investment, Mineral Trade, and Hotel Services. The company also offers zinc-coated steel, galvanized carbon steel, stainless steel, and carbon steel pipes for mechanical structures, along with plates. In addition, it is involved in construction land procurement for public housing, property development, leasing, and trading, mineral resources trading, and hotel operations. Founded in 1959, it is headquartered in Taipei, Taiwan.