Established in 2009, Yongtek is the photonics industry. We combine material formulation and optical design for development of plates, light diffusers guide plates. With experienced plate extrusion manufacture process professional capability, first ...

shanghai nanolight opto-electronicaltechnology Co.,Ltd is mainly engaged in research, development and production of the optical material. Now we hold core technology making scattering material, which used light guide panel,light tuide ...