自行车：盲目投资有增无减□王宝滨我国自行车的产量和社会拥有量均居世界之冠，车型也由以往的普通型、加重型向运动型、特种型（变速车、山地车等）多品种方向发展，越野车、变速车、全地形车行销全球，已在国际自行车贸易中占有重要地位。但是由于缺乏有效统一的行业指... Bicycles: Increasing Blind Investment Increasingly □ Bao-Bin Wang China’s bicycle production and social possession rank the highest in the world, the model is also from the previous ordinary type, aggravating to sports, special type (speed change car, mountain bike, etc.) The direction of development, off-road vehicles, variable speed vehicles, all-terrain vehicle marketing worldwide, has occupied an important position in the international bicycle trade. However, due to the lack of an effective unified industry means ...