As a high-tech science and technology enterprise, Dongsenled Established in 2007, focus on R&D manufacture LED signage the commercial lighting products, products covering module, strips, pixel light, tube, Flood Light, etc. Up to now, Our have been highly ...

SHEN ZHEN SANFUM OPTOELECTRONICS is a professional research and development , production sales of the products manufacturer LED advertising, specializing in special lamp light words exposed string siries, advertising module series, some guardrail pipe ...