哪位英语高手能帮忙把这句话翻译成英文啊？急！！！

When the international economic crisis came in 2008, demand of PVC doors and windows declined gradually, which was influenced by the factors as follow: markets both abroad and home shrinked, export tax rebate rate reduced, chaotic competetion in the PVC industry, the small quatity of newly-built houses, etc. The demand of PVC doors and windows will become stable instead of increasing anually in previous yeas.

翻译的基本要求是“信、达、雅”。英语还讲究开宗明义和段落结尾处再点题，这也是阅读英文文章的技巧。切忌将英文按照中文的行文方式罗列，否则就啰嗦、层次不分明、头重脚轻，那就成了中国英语。真正地道的英语必须是符合英语行文习惯的。另外，注意时态，这点不应该提了吧。

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Since 2008, the international financial crisis, international and domestic applications market decline, lower export tax rebate rate, the industry's chaotic real estate market, new competition and shrinking of the total residential and other factors influence the market demand of plastic doors and windows slowing, growth in demand from year to year in previous years to gradually change flat.