Quality and Innovation

Quality control is an integral part of our production processes

Depending on the customer’s wishes or specifications, a wide range of tests and checks are possible.

Both at our international headquarters and in the various production locations, laboratories have been set up where we carry out the following tests, among other things:

State of the art 3D-measuring equipment



Research and development across the entire Donghua Chain Group yields circa 800 product innovations per year. We conduct research into the use of materials, composition, post-processing, finishing and, of course, the long-term consequences of these choices. In time, we will self-evidently process this as improvements or additions to our product range, but we will immediately put this into practice in our partnerships.



Donghua works according to the following standards: