Chevrolet had a great influence on the American automobile market during the 1950s and 1960s.
Oldsmobile, for instance, sold 371,725 cars last year and held 2.5 percent of the entire automobile market.
Between 2002 and 2007, China's national automobile market grew by an average 21 percent, or one million vehicles year-on-year.
The auto companies are reacting to changes in Japan's automobile market.
Japanese officials say the nation's automobile market is not closed.
In developed countries, automobile markets grow by 2 percent a year.
The three states account for a fourth of the national automobile market.
During the late 1970s, the domestic automobile market was moving to smaller cars.
After enjoying success at the beginning of the century, the electric car began to lose its position in the automobile market.
It has taken this country many years to penetrate the foreign automobile market.