[FreeReign]

” We handle their operations in a number of ports throughout the world because it's good commercial business for us. They wouldn't come to us unless we did a good job,” added Bilkey.

From you link, an interesting comment.

It appears that ZIM containers pass through DP World terminals. It appears both ZIM and non-ZIM containers pass through DP World terminals and wind up in ZIM terminals.

[Echo Talon]

Its a global world, and this UAE company is HUGE.