Peaks generally correlate to the high point of heavy industry, before lighter industry and higher value-added businesses (such as services) begin to replace old-fashioned smokestack manufacturers.
3
30年前公司进军电视行业,此后不久开展金融服务业,1991年收购蒙达多利出版集团。
It got into television 30 years ago and moved into financial services not long after; Mondadori was acquired in 1991.