日本有一个只有几个人的企业,它的产品是有些人看起来不值一提的哨子。可是千万别小看了这小玩意,一年竞创造出7000万的利润。原来这家企业的产品特别专一,只生产哨子。他们动用了几百名专家研究哨子,最贵的哨子卖到了2万美元。在世界杯足球赛上,所有裁判用的哨子都出自他们厂。更令人惊奇的是,他们的哨子种类达到上千种。有给美国警察专用的哨子,还有给狗狗生产的无声哨子。世 Japan has a company with only a few people. Its products are whistles that some people do not seem to mention. But don’t underestimate this gadget, and create a profit of 70 million a year. The original company’s product was specifically designed to produce only whistle. They used hundreds of experts to research whistle, and the most expensive whistle was sold for 20,000 US dollars. In the World Cup, all referees used their whistle from their factory. What is even more amazing is that there are thousands of whistles. There are whistle for the American police and a silent whistle for dogs. world