(1) Natural materials Generally speaking, the main component of crystal lens and crystal is silicon dioxide, which is divided into two types: colorless and brown. The high price of crystal lenses is mainly due to the scarcity of materials.
Read More(1) Zhejiang Xiangqi International Trading Co.,LTD. provides you with high-quality The Newest Lightweight Flower Pattern Design Women Reading Glasses products! 1. Is it harmful to myopia without glasses? Not wearing glasses for myopia is just like not getting an injection or taking medicine if y......
Read MoreZhejiang Xiangqi was located in Duqiao, Taizhou which is knowns “glasses Kingdom”in China. We have our own design department, producing department, packing department and laboratory, providing one-stop service. Besides we customizing special package, to meet different needs with reasonable price.(Ch......
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