Atopsun Ent. Co., Ltd., founded in 1970, is the oldest manufacturer for quality door hardware and optical lens from Taiwan. The advantage of being a manufacturer led to the expansion of door hardware product line to satisfy the mass market at manufactory price. Atopsun has been supplying reputable clients from around the world with wide array of door hardware such as door viewer, door knocker, door stop, door guard, doorpull, kickplate, pushplate, and many more home security/decorative accessories. Our competitive pricing, world-class quality, and efficient customer support let our clients dominate hardware market and fulfill customers' demands with an advantage. 







In 1997, Atopsun opened a second factory in China to meet the increase of market demand. Our China plant, equipped with quality and efficient manufacturing machines, offers the same world-class products and services. The facilities include injection mold machine, automatic lathing, CNC lathing, stamping, forging, and polishing machines. On top production line, the in-house R&D department allows Atopsun to improve current and develop new products, monitor market trend, research on cost-efficient methods, and provide professional advice for customers. Atopsun is more capable at supplying general or unique products per client's request at exceptional quality and pricing than any other manufacturers. 







Now, with the three locations in Greater China region, Shanghai, Taipei, and Guangdong, Atopsun is capable of providing top of the line products, efficient logistic transportation, exclusive new invention offers, and reliable service to our customers. Clients can enjoy our geographic advantages such as choice of shipping port, strong sales network, and even product sourcing service. Customers...