Kunshan Liwan Hardware Co., Ltd.

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Founded in 1970, Atop Sun Enterprise Co., Ltd. is a professional manufacturer of quality door hardware and optical lens from Taiwan. We have been supplying a wide array of door hardware, such as door viewers, door knockers, door stops, door guards and many other home security/decorative accessories for reputable clients all around the world. Our competitive pricing, world-class quality, and efficient customer support lead us to dominate hardware market and fulfill customers' demands with an advantage.

In 1997, we opened a second factory in China to meet increasing market demand. The facilities are include injection mold machine, automatic lathing machines, CNC lathing machines, stamping machines, forging machines and polishing machines. Our in-house R&D department allows us to improve current and develop new products, monitoring market trend, researching on cost-efficient methods, and providing professional advice for customers. We supply general or unique products as per clients' requests with exceptional quality and pricing than any other manufacturers.

Now, with two locations of Shanghai and Taipei, we can provide top 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 can rest assured to leave orders and inquiry with us, focusing on their business strategies. We wish to provide world-class commodities to our clients as well as to develop new ideas, to build an effective network, and to grow stronger each day together.