Each procedure in titanium glasses production must comply with the relevant production standards. Tests for quality and standards for manufacturing tend to be more rigorous and controlled In its own production. The Production Standard helps producers to quantify their productivity.
L'armonia is widely known by people at home and abroad. WENZHOU ZHICHENG OPTICAL MFY CO.,LTD's titanium glasses series include multiple types. L'armonia custom sunglasses has undergone a series of tests such as tensile strength tests, tear tests, H-Drawing tests, compression tests including set up of its stop force. Its spring hinge with high elasticity can prevent clipping on the face. We have got a reflection that the product will not wiggle after they close it, instead, it sticks firmly to the sealing strip. It has 861 styles, which are developed by the Italian design team.
ZHICHENG OPTICAL strives to be the most professional eyeglass frames supplier offering the best service. Get info!
