一、世界磁带市场动态步入80年代,国外录像带工业持续高速发展,到1990年录像带年需求量达20亿盒。录像带的生产大部份集中在日本、南朝鲜、西欧。日本在磁记录技术及产品质量方面居领先地位,录像带的主要生产厂有八家,其中 TDK 占总产量的20%,其它厂家各 1. The dynamics of the world’s tape market entered the 1980s. The foreign video tape industry continued to develop rapidly. By 1990, the annual demand for video tapes reached 2 billion boxes. Most of the production of video tapes is concentrated in Japan, South Korea, and Western Europe. Japan has a leading position in magnetic recording technology and product quality. There are eight major video tape production plants, of which TDK accounts for 20% of the total output.