在线帮朋友申请签证，移民厅来电邮要一大堆资料复印件

请问大家有遇到过这样的事情吗？给朋友在线申请签证。移民厅发emai说要很多东西的资料复印件，有人遇到过吗？
Dear Sir/Madam,

       We refer to your visa application submitted on 01/06/2016.

2      Kindly send a scanned copy of the following document(s) to [email protected] by 10/06/2016:

• Applicant's letter of employment stating date of commencement, designation and salary per month
• Applicant's passport cover page and bio-data page
• Applicant's PRC Identity Card
• Letter of Introduction/Support from the local contact
• Local contact's NRIC
• Local contact's passport biodata page
  

3      A letter of explanation is required if you are unable to produce any of the required document(s).

4      Thank you.


是电脑随机抽取的吗？ 谢谢大家，请帮忙解答！