Guanda has built up good management and quality control system that brings guarantee for stable quality products. We have established also long-term cooperation relationship with some influential research and development organizations in China to enhance our R & D capability.
ADD: 1#102 HaiDeMingTing, Donggang District, Rizhao City, Shandong Province, China
Tel:+86-633-6336159 +86-633-3691680 Fax:+86-633-8017391
