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从某种程度上说,老视镜是一个朝阳产业。虽说不少企业已经经营老视镜多年,如今看来,市场还处于不温不火的孕育阶段,但可以预见,未来几年或许会迎来老视镜市场的快速增长。上世纪50年代,中国曾掀起一阵生育浪潮,“英雄母亲”、
To some extent, the old sight glasses is a sunrise industry. Although many enterprises have operated presbyopia for many years, it now appears that the market is still in the tepid period of gestation, but it is foreseeable that the next few years may usher in the rapid growth of the presbyopic market. In the 1950s, China had set off a wave of births, “Heroes,” "