再有两年多时间，我们将步入一个新的世纪。本世纪的100年中，科学技术的发展给照材工业带来巨大的进步。同时，也给我们造就了一个充满希望但又不无忧虑的民族照材工业。让我们就从乐凯这个国内著名的品牌说起吧。一、问题的提出──乐凯怎么了？报载一则惊人的消息，蜚声世界 In another two years, we will enter a new century. In the 100 years of this century, the development of science and technology has brought tremendous progress to the phototherapy industry. At the same time, it also created us a hopeful but not worry-worthy ethnic photo industry. Let’s start with Lekai, a famous domestic brand. First, the question raised - what happened to Lucky? The newspaper contained a staggering news, screaming the world