证明格式：证明人应在文件复印件首页签字，并注明页数。
Certification format: Certifier's signature should be placed on the first page of the copy document and the number of pages should be recorded.
证明格式：证明人应在文件复印件首页签字，并注明页数。
Certification format: Certifier's signature should be placed on the first page of the copy document and the number of pages should be recorded.
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