Photo taken on April 28, 2013 shows a Red Flag limousine, a classic Chinese auto brand, in the Beijing Auto Museum in Beijing, capital of China. Beijing Auto Museum, a museum aimed at the promotion of auto culture, was awarded the National 4A tourist attraction on Sunday. (Xinhua/Qi Heng) 

Photo taken on April 28, 2013 shows various generations of cars in the Beijing Auto Museum in Beijing, capital of China. Beijing Auto Museum, a museum aimed at the promotion of auto culture, was awarded the National 4A tourist attraction on Sunday. (Xinhua/Qi Heng) 

Visitors watch cars displayed in the Beijing Auto Museum in Beijing, capital of China. Beijing Auto Museum, a museum aimed at the promotion of auto culture, was awarded the National 4A tourist attraction on Sunday. (Xinhua/Qi Heng) 

Photo taken on April 28, 2013 shows a Benz Motorwagan in the Beijing Auto Museum in Beijing, capital of China. Beijing Auto Museum, a museum aimed at the promotion of auto culture, was awarded the National 4A tourist attraction on Sunday. (Xinhua/Qi Heng) 

Photo taken on April 28, 2013 shows a Volga vintage car in the Beijing Auto Museum in Beijing, capital of China. Beijing Auto Museum, a museum aimed at the promotion of auto culture, was awarded the National 4A tourist attraction on Sunday. (Xinhua/Qi Heng) 

Photo taken on April 28, 2013 shows a workshop model of early automobile manufacturing in the Beijing Auto Museum in Beijing, capital of China. Beijing Auto Museum, a museum aimed at the promotion of auto culture, was awarded the National 4A tourist attraction on Sunday. (Xinhua/Qi Heng) 

Photo taken on April 28, 2013 shows cars displayed in the Beijing Auto Museum in Beijing, capital of China. Beijing Auto Museum, a museum aimed at the promotion of auto culture, was awarded the National 4A tourist attraction on Sunday. (Xinhua/Qi Heng) 

Photo taken on April 28, 2013 shows China-made Red Flag limousine (L) and Shanghai limousine (R) in the Beijing Auto Museum in Beijing, capital of China. Beijing Auto Museum, a museum aimed at the promotion of auto culture, was awarded the National 4A tourist attraction on Sunday. (Xinhua/Qi Heng) 

Photo taken on April 28, 2013 shows various types of cars in the Beijing Auto Museum in Beijing, capital of China. Beijing Auto Museum, a museum aimed at the promotion of auto culture, was awarded the National 4A tourist attraction on Sunday. (Xinhua/Qi Heng) 

Photo taken on April 28, 2013 shows the USSR-made car ZIS 110 presented in the Beijing Auto Museum in Beijing, capital of China. Beijing Auto Museum, a museum aimed at the promotion of auto culture, was awarded the National 4A tourist attraction on Sunday. (Xinhua/Qi Heng)