"China plans to build Djibouti facility to allow naval flotilla to dock at first overseas base"

SCMP:

But another source close to the navy said the wharf had originally been designed as a “naval maintenance and repair port” because of an “accident” in 2010.

“China decided to set up a ship maintenance and repair stop in Djibouti after the power system of its Type-052B destroyer Guangzhou broke down when it was carrying out anti-piracy missions in the Gulf of Aden in May of 2010,” the second source said.

“Sailors on the Guangzhou were facing the most embarrassing situation as they didn’t know where they could go and who they should seek help from because Beijing and Djibouti hadn’t formally set up military ties in that time.”