About us

OPK manufactures at several locations with over 1,200 employees. The technology-oriented company has a comprehensive sliding door hardware portfolio for all applications in the areas of furniture and building hardware for wood, glass and aluminum frame solutions, and the shower hardware area rounds off the range.

OPK's development is based on professionalism, innovation and quality. OPK develops, manufactures and distributes the OPK Brand range as well as a very large and customized OEM range.

The outstanding damping and running properties are the hallmark of the Brand products and are therefore unique. OPK has earned a good reputation with its excellent products and can confirm this through continuous further development.

OPK Europe company history

1993-1995: Expectant hope

Phase of inspiration in product development. Mr. Xu manually manufactures the first products in the field of sliding door hardware technology.

These products open the doors to the furniture industry and are groundbreaking for the company. A national patent is granted for this innovative product.

1996: Entrepreneurial spirit

The company is founded in Chengdu City, Szechuan Province. Own distribution channels are set up and industrial production is gradually expanded.

1997-1999: The spark ignites

The company sets up additional sales offices to expand its market share. The number of employees rises to over 70 and turnover quickly increases.

2000: Off to new challenges

With the further technical development and improvement of the production process, the OPK plant is relocated from Chengdu Citiy to Xiaolan Town, Zhongshan City. Not only are completely new production facilities built there, but the products are also updated. The company switches from pure ball bearings to plastic-coated ball bearings. The manufacturing processes change from painting to electroplating, oxidation and other processes. Smooth running, smoothness and durability of the products are improved thanks to the use of new technologies.

2001-2002: Perseverance and hard work

In order to expand and improve the company's product lines, the product range is extended to include top-running sliding door systems for projects and bottom-running systems for wardrobes as well as sliding door fittings for furniture.

2003: The world in view

Due to the increase in the production of customized cabinets, OPK switches production from overhead sliding door hardware to sliding door hardware for furniture, becoming the first factory in Guangdong Province to produce sliding door hardware for furniture. OPK obtains the first national patent for the top runner adjustment feature in furniture.

2004 - 2005: Growth & consolidation

In line with the sales development in the sliding door hardware sector, OPK uses injection molding machines and punching machines to speed up production capacity and work more efficiently.

2006: First successes

Along with the growth in sales, further product lines are developed, namely fittings for doors with insulating glass and folding sliding doors. OPK becomes the supplier of complete solutions in this industry with the most diverse product range and the largest production volume.

2007: Continued success

With the successful registration of the OPK trademark, the logo becomes a trademark for sliding door fittings with dampers.


2008: New challenge

The OPK brand is officially launched this year. OPK once again expands its production volume. The production area is now more than 10,000 square meters.

2009 - 2010: The damper family

OPK is a pioneer in the introduction of damped sliding door systems, which leads to specialization and diversification of the product range. OPK thus becomes an experienced expert in damped sliding door systems.

2011 - 2013: Brand strength

With the large and rapid growth in brand popularity and sales, OPK becomes one of the largest manufacturers of sliding door systems in the world.

2014 - 2015: Enhancing our reputation together

With over 1,000 employees and more than 50,000 square meters of factory space, OPK is one of the leading companies for sliding door systems. OPK has received the "High and New Technology Enterprise" and "Vision Furniture First Rate Quality" awards, among others, making it a market leader in the development of sliding door systems.

2016: Continuity

OPK currently has hundreds of registered patents in Germany and abroad. The OPK brand has been registered in more than 100 countries. As an innovative company, OPK continuously launches extremely quiet products, multiple damper systems and automatic systems for sliding doors, sliding door hardware for doors with insulating glass and technical sliding doors for projects.


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