Dasom Optra is a leading company which are manufacturing ,and exporting optical frames(eyeglasses) established in Taegu, Korea. also has a fixed domestic market in korea as well.Dasom Optra is a dealing with all kinds of optical frames and sunglasses with all available materials.And we can provide our goods to you with the high quality and resonable price. But, we do not want , if you are a company just wants to buying the goods only regarding low price, you to contact to us.Thank you.