原文:However, none of these requirements should deter large retails and even some large good producers and existing wholesalers from trying their hand, for those that master the intricacies of wholesaling in Europe stand to reap considerable gains.
中的"for those that master the intricacies of wholesaling in Europe stand to reap considerable gains."
请问,这里的those指的是什么?这个从句的结构麻烦分析一下,尤其是stand做什么成分。
谢谢!