Industry officials said ZPMC has rejected requests by ADHK, understood to be an investment company registered by Iran Offshore Engineering & Construction (IOEC) in Spain, to change the design of the newbuilds.

The officials said ZPMC is 
insisting on using its in-house 
design for the rigs and is refusing IOEC’s request for modifications.

The current basic and detailed design is compiled by ZPMC’s in-house offshore research institute in collaboration with offshore 
institutions in Shanghai.

The