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Wenzhou Topson Construction Materials Technology Co., Ltd., also known under its global brand Kinmade, is a professional manufacturer and trading company specializing in high-end architectural hardware and bathroom solutions. Established with roots dating back to 1992 and formally registered in 2009, the company operates from a 1,000 to 3,000 square meter facility in Wenzhou, China. It maintains a workforce of approximately 51 to 100 employees and utilizes advanced manufacturing technology, including CNC lathes, laser cutting machines, and robot welding across six production lines.

The company's extensive product portfolio focuses on interior and exterior construction materials, including frameless shower enclosures, glass sliding doors, and integrated pivoting door systems. They are a leading supplier of sliding barn door hardware, metal-framed glass doors, and interior wooden doors. Additional offerings include staircase railings, glass canopy systems, handrail fittings, and bathroom fixtures such as ceramic toilets and faucets. Their products are recognized for modern designs and smooth, quiet operation, catering to both residential and commercial applications.

Wenzhou Topson holds ISO 9001 and CE certifications, reflecting a commitment to international quality standards. With an annual revenue between US$2.5 million and US$5 million, the company has a strong global presence, exporting to North America, Europe, Asia, and Australia. To better serve the North American market, the group maintains a warehouse in California and provides comprehensive OEM and ODM services to wholesalers, retailers, and builders worldwide.

Wenzhou Topson Construction Materials Technology Co., Ltd.

Sliding Barn Door Pulley Hardware Rack Hanger Roller Wheel Carbon Steel Noiseless, Find Details and Price about Barn Door Hardware  Barn Door Parts from Sliding Barn Door Pulley Hardware Rack Hanger Roller Wheel Carbon Steel Noiseless - Zhejiang Kinmade Group Co., Ltd.

Zhejiang Kinmade Group Co., Ltd.

Sliding Barn Door Pulley Hardware Rack Hanger Roller Wheel Carbon Steel Noiseless

Sliding Modern Frosted Glass Side Wall Mount Double Opening Hole-Free Version Sliding Barn Door Hardware, Find Details and Price about Barn Door Hardware  Barn Door Parts from Sliding Modern Frosted Glass Side Wall Mount Double Opening Hole-Free Version Sliding Barn Door Hardware - Zhejiang Kinmade Group Co., Ltd.

Sliding Modern Frosted Glass Side Wall Mount Double Opening Hole-Free Version Sliding Barn Door Hardware

Top Mount Barn Door Hardware Kit – Heavy-Duty Commercial Sliding System for Space-Sensitive Facilities, Find Details and Price about Barn Door Hardware  Barn Door Track Parts from Top Mount Barn Door Hardware Kit – Heavy-Duty Commercial Sliding System for Space-Sensitive Facilities - Zhejiang Kinmade Group Co., Ltd.

Top Mount Barn Door Hardware Kit – Heavy-Duty Commercial Sliding System for Space-Sensitive Facilities

Overlapping Barn Door Hardware Kit – Heavy-Duty Space-Saving Solution for Commercial Spaces, Find Details and Price about Barn Door Hardware  Barn Door Track Parts from Overlapping Barn Door Hardware Kit – Heavy-Duty Space-Saving Solution for Commercial Spaces - Zhejiang Kinmade Group Co., Ltd.

Overlapping Barn Door Hardware Kit – Heavy-Duty Space-Saving Solution for Commercial Spaces

Glass Barn Door Paneled Clear Tempered Glass Carbon Steel Frame Closet Kitchen Door, Find Details and Price about Metal Frame Glass Door  Interior Swing Door from Glass Barn Door Paneled Clear Tempered Glass Carbon Steel Frame Closet Kitchen Door - Zhejiang Kinmade Group Co., Ltd.

Glass Barn Door Paneled Clear Tempered Glass Carbon Steel Frame Closet Kitchen Door

Wholesale Interior Metal Frame Glass Door Pre-Hung Swing Glass Door for Interior, Find Details and Price about Metal Frame Glass Door  Interior Swing Door from Wholesale Interior Metal Frame Glass Door Pre-Hung Swing Glass Door for Interior - Zhejiang Kinmade Group Co., Ltd.

Wholesale Interior Metal Frame Glass Door Pre-Hung Swing Glass Door for Interior

Pre-Hung Steel Frame Glass Door Interior Swing Glass Doors, Find Details and Price about Metal Frame Glass Door  Interior Swing Door from Pre-Hung Steel Frame Glass Door Interior Swing Glass Doors - Zhejiang Kinmade Group Co., Ltd.

Pre-Hung Steel Frame Glass Door Interior Swing Glass Doors

OEM ODM Hotel Frameless Brushed Golden Sliding Shower Door Bathroom Shower Hardware, Find Details and Price about Glass Shower Door Hardware  Sliding Glass Door Hardware from OEM ODM Hotel Frameless Brushed Golden Sliding Shower Door Bathroom Shower Hardware - Zhejiang Kinmade Group Co., Ltd.

OEM ODM Hotel Frameless Brushed Golden Sliding Shower Door Bathroom Shower Hardware

Sliding Barn Door Hardware Kit Handcraft Rustic Style, Find Details and Price about Barn Door Hardware  Sliding Door Hardware from Sliding Barn Door Hardware Kit Handcraft Rustic Style - Zhejiang Kinmade Group Co., Ltd.

Sliding Barn Door Hardware Kit Handcraft Rustic Style

Non-Bypass Sliding Barn Door Hardware Kit Unique Design Roller, Find Details and Price about Barn Door Hardware  Sliding Door Hardware from Non-Bypass Sliding Barn Door Hardware Kit Unique Design Roller - Zhejiang Kinmade Group Co., Ltd.

Non-Bypass Sliding Barn Door Hardware Kit Unique Design Roller

72" Bifold Barn Door Hardware Kit for 4 Closet Doors, 6FT Bi-Folding Closet Door Track Kit for Pantry Laundry Room, Smoothly and Quietly, Find Details and Price about Bifold Sliding Door Hardware  Barn Door Hardware from 72" Bifold Barn Door Hardware Kit for 4 Closet Doors, 6FT Bi-Folding Closet Door Track Kit for Pantry Laundry Room, Smoothly and Quietly - Zhejiang Kinmade Group Co., Ltd.

72" Bifold Barn Door Hardware Kit for 4 Closet Doors, 6FT Bi-Folding Closet Door Track Kit for Pantry Laundry Room, Smoothly and Quietly

48" Bifold Barn Door Hardware Kit, 52'' Rail Length, Barn Door Hardware for Bifold Doors, Heavy Duty Black Track, Silent Pulley, for Four Doors, Find Details and Price about Bifold Sliding Door Hardware  Barn Door Hardware from 48" Bifold Barn Door Hardware Kit, 52'' Rail Length, Barn Door Hardware for Bifold Doors, Heavy Duty Black Track, Silent Pulley, for Four Doors - Zhejiang Kinmade Group Co., Ltd.

Wenzhou Topson Construction Materials Technology Co., Ltd.

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