N&H Technology – Full Service Supplier for HMI Units

Header N&H Technology

We are a full-service supplier with a focus on customer-specific operating units and offer the production of electromechanical assemblies and the procurement of all necessary components.

Whether customised membrane keypads, silicone rubber keypads, plastic housings, moulded rubber or metal parts, magnetic connectors, or special cables – our international engineering team has extensive know-how for every product. Standard components such as spring contacts , microswitches, and buzzers complement our overall product portfolio.



Our customers benefit not only from our outstanding technical engineering support, but also from our comprehensive range of services in their individual fields, such as:

  • Technical support from the first idea to series delivery
  • Optimization of technical specifications for product safety
  • Development of cost reduction options
  • Support in development & design tasks
  • Technical tests and analyzes in the N & H laboratory
  • Professional logistics and customs clearance / consignment warehouse at our company
  • Outsourcing options to simplify supply chains of interest

All N&H Services>>

Through highly qualified German and Chinese engineers in our company, we communicate excellently with our customers and suppliers, even about complex technical issues. If requested by customers, we can also take over the entire development and design tasks. A creative and dynamic way of working, as well as tolerance and honesty, characterize our cooperation.



Our production takes place through our extensive supplier network in East Asia. Our manufacturing partners, some of whom have been with us for many years, are constantly checked by us on the basis of defined technical and economic criteria and selected on a project-specific basis. Industry-specific quality requirements are taken into account. In addition to DIN ISO 9001 and DIN ISO 14001 certification, we have access to a large number of specialised suppliers who fulfil IATF 16949 or DIN ISO 13845 standard requirements. Our supplier network extends across China, Taiwan, Vietnam and India.

With the help of a comprehensive quality management system in-house and in the production plants on site by our second N&H location in China (Shanghai), we can ensure European quality standards for our products.

In addition, we represent some Asian manufacturers and their products exclusively in German-speaking countries.



Our customers include well-known German and international companies in the automotive industry, medical technology, telecommunications, industrial automation, building management systems, and other sectors. We have been working with them successfully for many years.

We have had many years of successful cooperation with many customers. You can find some examples at our references >> .

Lower Rhine located company with chinese roots

The roots of our company are in China, where founder and managing director Dipl. Ing. Yine Zhang was born. He successfully completed his studies in China and Germany and works in various German companies and research institutions.

  • In 2001 he founded N & H Technology GmbH in Krefeld in the Ares Niederrhein.
  • Due to the steady growth of the company, the company location was relocated to Willich in 2007.
  • 2012 followed a new construction of the company building in the industrial area Stahlwerk Becker in Willich. The storage area was doubled.
  • In January 2013, we established a second N & H location in China (Shanghai). Our constant demand for quality and service for our customers should be continuously improved and guaranteed.
  • In 2016, Yine Zhang received the “Manager of the Year” award in the Electromechanical category from the Weka Fachmedien Group.
  • In 2017, we received an award from TÜV Rheinland for 15 years of successful certification according to DIN ISO 9001 in the areas of development, logistics and sales.
  • 2021: 20th company anniversary. Investment in a new warehouse expansion building with 400 square meters of floor space and 470 additional pallet spaces.
Firmensitz in Willich mit Hallenneubau 2021
Headquarters in Willich with the new warehouse


Social Commitment

We see ourselves as part of our society and we want to contribute to their development.
For this reason, we have been actively supporting projects for promoting German-Chinese friendship and cultural exchange for many years.
Therefore we actively support the Yiyuan Foundation of Care and Education (www.yfce.de) and, since 2018, the Wenyuan Chinese School (www.wenyuan.de) in Willich
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Working at N&H

Our employees are the heart of N&H Technology and the foundation of our business success. We are proud of our international, family team. We support and encourage our employees and offer an environment in which everyone can develop personally. In addition to training and further education measures, we offer individual working time models, team events, and above-average social benefits in the form of company health promotion, employee bonus cards, and extensive company pension schemes.



Since the beginning, we have been training young people in various professions. In 2020 we were named one of the best training companies by the IHK Mittlerer Niederrhein. Our training offer includes:

  • Specialist for warehouse logistics
  • Specialist warehouse clerk
  • Office management clerk
  • Merchant for wholesale and foreign trade
  • Marketing communications clerk
  • Dual study of business administration in cooperation with the IST University


Imagefilm (German)