
With the spirit of continuous R&D, Cosun has developed into a highly developed enterprise. door signs produced by Cosun is very popular in the market. During the production of COSUN custom office door sign, it adopts a fully automatic sorter machine to screen and classify predictive parameters such as voltage, wavelength, and brightness. The product can be ground-mounted or building-mounted. As a testament to the great quality, the product is backed by many international quality certificates on a basis of our various performance test and quality assurance test. Its stylized characters make passers-by easy to identify and read.

Quality is fundamental for COSUN, and we also value honesty. Ask online!