【正确答案】Over the past 30 yearsor more, through reform and opening up, Tibet has been proactively promotingcommerce, foreign trade and tourism. It has increased exchanges with otherparts of China as well as communication and cooperation with foreign countries.In 1993 Tibet began to develop the socialist market economy with the rest ofthe country, growing into a new system within the same frame work. Reforms havebeen carried out in the pricing and circulation of goods and materials, grains,and consumer goods, all of which have entered the market system. CurrentlyTibet is incorporated into the national market system. Commodities from allover the nation and across the world keep flowing into Tibet, enriching the urbanand rural markets as well as the lives of the people. At the same time,well-known and high-quality products with local characteristics and folkhandcrafts are transported to other parts of the country in large quantities. Economically, Tibet isnow more and more closely linked to the world. In 2012 the total volume of itsforeign trade reached 3.424 billion U.S. dollars, more than 850 times that of1953, which stood at 4 million U.S. dollars, with an annual growth rate of 12.1percent. By the end of 2012 actualized foreign investment in Tibet was 470million U.S. dollars. Taking advantage of its geographical position, Tibet isbuilding a “commodity passageway” to South Asia via the land route to promoteborder trade.