This optical instrument factory is well-known for accurate optometry, fine grinding and good quality.
该光学仪器厂，验光准、磨制精、质量优。 收藏。
Fixing bench pass fine grinding, the surface is glossy and smooth.
固定工作台经过精磨加工，表面平整光滑。
Fixing bench pass fine grinding, the surface is glossy smooth.
固定工作台经过精磨加工，表面平整光滑。
Fixing bench pass fine grinding, the surface is glossy smooth.
固定工作台经过精磨加工，表面平整光滑。
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