Ko Ying Hardware Industry Co., Ltd. is recognized as a world class manufacturer,supplier and provider of Construction Fasteners. As one of the most experienced manufacturers in the business. We always supply our customers with lowest-failure-rate, fast lead-time,cost -effectiveness, and best after-sales service. We have been established trade relation with many countries around the world, our company has employed a professional and growing team for research and development. to our capability of logic design, OEM/ ODM are mostly welcome. We are acknowledged by the best service to its customers, by good quality, reasonable price and prompt delivery.