Kou Yi Iron Works Co., Ltd. was established in 1959. In the company's early days, it manufactured hydraulic press machines. In particular, the company developed a manually operated vertical injection machine that provided professional production machines to early plastics product manufacturers. Following the completion of P.V.C foaming material research in 1970, the company successfully introduced a spiral straight type injection machine. This machine was to be widely used throughout Taiwan by the shoe manufacturing industry. After several years continuous research, the company had been successfully developed the first automatic rotary type jointing & ejecting molding machine in Taiwan and developed two / three / four color automatic machines with multiple functions. At the same time, it also developed one and two color rain boots injection machine. The company's well products have high recommendation from clients & get several patents, awards and achieved ISO-9002 certificate.

Manufacturer of shoe making machine, two colors rotary table type PVC rain boots, injection moulding machines, fully automatic PVC & direct soling shoes injection mold machines, automatic two station & air blowing plastic automatic shoes injection molding machines, automatic EVA foaming injection molding machinery, plastic shoes (sandals & slippers) injection moulding equipments, sports shoes injection and jointing molding machinery.