吏永东与杜两省、史永东与齐鹰飞、袁志刚与何樟勇相继考察了中国经济的动态效率，结果均表明中国经济是动态无效的。
Some recent research, such as Shi and Du, Shi and Qi, Yuan and He, assessed dynamic efficiency in China with AMSZ criterion and reported that China's economy was dynamically inefficient.
勇飞家具创建于1998年，位于中国工业名镇——广东省东莞市厚街镇。
Located in a famous industrial town Houjie of Guangdong province, Yongfei furniture factory was founded in 1998.
关注客户需求，是勇飞工艺的起点，满足客户需求，是勇飞工艺服务的目标。
Focus on customer needs is the starting point for Yong flying craft to meet customer needs is courage flying craft targets.
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