翻译原文：
据报道，今年中国快递服务(courier service)将递送大约120亿件包裹。这将使中国有可能超越美国成为世界上最大的快递市场。大多数包裹里装着网上订购的物品。中国给数百万在线零售商以极具竞争力的价格销售商品的机会。仅在11月11日，中国消费者就从国内最大的购物平台购买了价值90亿美元的商品。中国有不少这样的特殊购物日。因此，快递业在中国扩展就不足为奇了。

参考译文：
It is reported that China's express courier service will deliver about 12 billion packages this year. China could overtake the United States as the world's largest express market. Most package are for items ordered online. China provides opportunities to millions of online retailers to sell goods at very competitive prices. Only on November 11th, Chinese consumers bought $ 9 billion worth of goods from the nation's largest shopping platform. There are many such special shopping days in China. Therefore, the expansion of express industry is not surprising at all.