请你写信给我在（电子邮件地址）。

Please write me at name@email.com.

Source: Tatoeba

Sentence Composition

1 请 qǐng
  1. to ask
  2. to invite
  3. please (do sth)
  4. to treat (to a meal etc)
  5. to request
=2 你 nǐ you (informal, as opposed to courteous 您 nín)
=2 你 nǐ you (Note: In Taiwan, 妳 is used to address females, but in mainland China, it is not commonly used. Instead, 你 is used to address both males and females.)
3 写信 xiěxìn to write a letter
=4 给 gěi
  1. to
  2. for
  3. for the benefit of
  4. to give
  5. to allow
  6. to do sth (for sb)
  7. (grammatical equivalent of 被)
  8. (grammatical equivalent of 把)
  9. (sentence intensifier)
=4 给 jǐ
  1. to supply
  2. to provide
5 我 wǒ
  1. I
  2. me
  3. my
6 在 zài
  1. to exist; to be alive
  2. (of sb or sth) to be (located) at
  3. (used before a verb to indicate an action in progress)
7 电子邮件地址 diànzǐyóujiàndìzhǐ e-mail address