Voluntarily submitting to regular quality testing – companies who trade in this way are exceptional. To distinguish themselves from the competition, they offer their products or services with RAL Gütezeichen (Quality Marks). This gives their customers a clear message: We want to be better than the competition.
These marks of quality can also provide investors with crucial information because a RAL Gütezeichen (Quality Marks) means that a product or service meets the highest standards.