求翻译：采购对供应商提出了最低标准，告知供应商硬悍的希望和要求。同时硬悍供应商也有责任使他们的供应商达到采购标准。管理标准文件对工人工作条件、最低工资、加班次数、工会代表权、废品管理、化学品管理及废气和废液排放均作出了相关规定。同时，硬悍不会无视童工、种族歧视等社会现象和使用来自原始天然森林的非法木材的问题。是什么意思？

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