1997年,全国估计有近4亿人配戴眼镜…… 消费品市场年需眼镜按5年更新期推测,消费者需要量为8000万副以上…… ′97眼镜,不单具有矫正视力的功能,而且更有装饰性的用途…… In 1997, there were an estimated 400 million people in the country wearing spectacles ... The year in which the consumer goods market needs glasses is estimated at 5-year renewal, with consumer demand above 80 million ... ’97 Glasses not only have the ability to correct vision but also More decorative use ......