Quintain Steel Co., Ltd. manufactures and sells steel wires and processed products in Taiwan and internationally. Its offerings include deformed bar in coil, spheroidized annealed wire, hard drawn wire, hot dip galvanized wire, galvanized steel (iron) wires, screws, black iron wires, ball thread/v-thread threaded rods, and black wires. It also provides drywall, tapping, self-drilling, wood, and deck screws. In addition, the company operates recreation areas, hotels, restaurants, and provides consultancy on society development research and recreation industry facility operations, as well as general investment activities. It also manufactures and trades bicycle and accessory products. Its products are used primarily in agriculture, construction, processing, mesh-making, and screw industries. Founded in 1973, it is headquartered in Tainan City, Taiwan.