We have an excellent technical team, in the experimental center for testing, research and development, equipped with data color processing and other analytical instruments.
Through ISO9001:2000 quality management system certification, we have established a set of quality control procedures. Compared with the standard product, the color difference value de ≤ 0.8, the coloring power is 100 ± 5%. Each batch of goods shall be confirmed by the workshop laboratory and the laboratory center twice to ensure the consistency of hue, coloring power and other properties.