Corporate philosophy

Focusing on quality

Focus on quality

Dirk has been in line with the enterprise tenet of sincere communication and pursuit of excellent quality, focusing on providing excellent products and services for customers. Strictly abide by international standards and provide professional guarantee for quality.




Continuous innovation

Continuous innovation is the soul of dirk. We will continue to adhere to innovation and development in management, technology and market, so as to integrate new vitality into the enterprise.



Advocate for environmental protection

environmental protection

Human and nature are the community of life. Dirk insists on respecting nature, conforming to nature and protecting nature as its business philosophy, striving to be a green energy-saving enterprise!

environmental protection


serve the society

Serving the society

RDK will shoulder social responsibility and actively contribute to the society, which is not only the responsibility of citizens but also the focus of RDK.

give service to