1.Ratio of high efficiency steel: Sweden 45%; Japan, Germany, France: 15%-22%; China: 5%; 2.Grade of High strength steel: Russia: 598MPA; United States: 448MPA; Japan: 440MPA; 3. Effect: Building industry can save 30 Million ton Auto Industry weigh decrease 10%; Fuel consumption decrease 6-8%; CO_2 emission decrease 13%.
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