Danyang Ming Kang Optical Co., Ltd. is one of the leading manufacturer with spectacle lenses in China. We supply CR39 (1.499), 1.56, 1.61,1.67 Resin lens and 1.523, 1.70 mineral lens and Polycarbonate. Including bifocal / progressive / photochromic Lens and ect. Our philosophy focuses on delivering the ultimate in quality and competitive pricing.