The United States company must file a petition with the u. S. Department of homeland security (DHS) for a work permit for the applicant.

在美国的公司(呈请人)必须为签证申请人(受益人)到美国国土安全部申报工作许可纸。

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The original and photocopy of your "Foreigner's Work Permit" or "Foreign Expert Certificate", or the approval letters from Guangdong Provincial Department of Culture;

提交《外国人就业证》或者《外国专家证》或者广东省文化厅批准演出的批件原件及复印件；

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