Danyang Yiheng Optical Glasses Co.,Ltd. is located in Danyang cityJiangsu province, which is the manufacturing base of optical lensesand frames in China. Our factory was founded in 1989, at the verybeginning we devoted ourselves in manufacturing mineral lenses, nowwith our joint effort for more than two decades, we are growing tobe one of the major manufacturers of optical lenses in China, withan annual output of more than 10 million pieces of CR-39 lenses of1.499, 1.56, 1.60 and 1.67 index, including single vision lenses,bifocal lenses, lenticular lenses, as well as progressivelenses. We import high quality monomers from USA,Japan and Italy to manufacture high quality lenses, We haveautomatic vacuum coating machine from Korea, the biggest automaticultrasonic machine with 23 troughs for cleaning the molds, Water-purification machine, all these result best quality lenses. Inorder to meet the different demands of the whole market, we alsoset up our own Rx Lab which is equipped with LOH V-75 from Germany.Our company has been approved according to ISO 9001 standard andthe products have been registered with CE. Our products are notonly well sold in domestic market, but also are well exported tomore than 40 countries and regions. We believe in "quality comes first" andcontinue to offer high quality products and better service for ourcustomers, we sincerely welcome customers from home and abroad tonegotiate and cooperate with us.
