PinJack International has factories and offices in Taiwan and the United States that provide zinc die casting, plating, injection molding, insert molding, and engineering services for fiber optic and electrical components. Their Taiwan locations include factories in Tamsui District and Wugu District that focus on die casting, plating, and related operations. PinJack offers a range of capabilities to support the fiber optic market as an integrated supplier of precision zinc die casting and related services.