DANYANG KANGJU OPTICAL GLASSES CO., LTD is located in Danyang City, which is the optical lenses manufacturing base in China. In 1988, we had our mineral lenses production workshops with 12 pieces of grinding machines and 4 production lines. Our main mineral lenses included index 1.503, 1.523, and 1.70, minus and plus, flat-top and round-shape, photochromic and super thin lenses. In 1995, we had more than 10 production lines. We also produced France Corning Blanks photochromic mineral lenses to meet any demand of our international customers. We have a good and long-term cooperation with...