求翻译：2003年以来，中国电影产业进入高速发展阶段。有统计显示，今年国产故事片产量已超过500部，数量不可谓不多，但国产影片中的精品不多，一些电影以血腥、暴力、低俗为卖点，挑战社会道德底线是什么意思？

Since 2003, the Chinese film industry has entered a stage of rapid development. Statistics show that domestic feature film production has more than 500, the number can not say much, but the few boutique in the domestic film, some film, bloody, violent, vulgar as a selling point, the challenge of soc

Since 2003, the Chinese film industry into high-speed development stage. There are statistics that show that this year's national film production has more than 500, the amount is not more than the films, but the boutique is not more than a film, with bloody, violent, vulgar for Point of Sale, and ch

Since 2003, the Chinese movie industry has entered the high speed development phase.Some statistical demonstration, the domestically produced narrative movie output has surpassed 500 this year, quantity it may be said not not much, but in the domestically produced movie high-quality goods are not ma

Since 2003, the Chinese film industry to enter the stage of rapid development. Statistics show that domestic feature film production has more than 500 this year, quantity does not say much, but not much fine in a home-made movie, for selling movies to bloody, violent, vulgar, challenge social morals

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