1. Coating by South Korea AR coating machines with 16 coating layers, front side 8 layers and back side 8 layers. This coating is stronger and anti scratch and it can keep 3~5 years.

3.Large output: 50000pairs every day, deliver in short time with fresh lenses.

4.Main product, hotsale around the world.

5.More color coating choices: blue/red/purple/gold.

6.More function choices:UV400/blue block/photochromic/Anti-Fog