Succeed immediately upon arrival.

马到成功

(mǎ dào chénɡɡōnɡ )

A: I need to go to Nanjing for a business trip today. 

今天我要出差去南京。

(jīntiān wǒ yào chūchāi qù nánjīnɡ.)

B: What for?

干什么去？

(ɡàn shénme qù?)

A: To brief our client about the next half year's plan. 

给客户报告下半年的计划。

(ɡěi kèhù bàoɡào xià bànnián de jìhuà.)

B: I hope you succeed immediately upon arrival.

希望你马到成功。

(xīwànɡ nǐ mǎ dào chénɡɡōnɡ. )