What host unit was the board installed in?
板子安装在了哪个主机单元上？
The major sponsoring unit of a newspaper shall be a subordinate unit of its host unit;
报纸的主要主办单位应为其主管单位的隶属单位。
Official letter from the host unit, stating the basic information of applicant , reasons for applying, items and period of applying, etc.
本市接待单位公函（须注明申请人基本情况、申请事由、申请期限）；
Official letter from the host unit, stating the basic information of applicant , reasons for applying, items and period of applying, etc.
本市接待单位公函（须注明申请人基本情况、申请事由、申请期限）；
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