时间：20xx年7月20日至21日

• Keep it short and easy to remember.
• Use keywords related to your blog's topic.
• Avoid using hyphens or numbers.
• Make sure it's available (you can use a domain registrar's search tool to check).

　　安保部：

• Keep it short and easy to remember.
• Use keywords related to your blog's topic.
• Avoid using hyphens or numbers.
• Make sure it's available (you can use a domain registrar's search tool to check).

• Keep it short and easy to remember.
• Use keywords related to your blog's topic.
• Avoid using hyphens or numbers.
• Make sure it's available (you can use a domain registrar's search tool to check).

　　时间：公司邀请函范文10尊敬的 先生/女士：