Under the terms of the contract, Concord will provide electrical, instrumentation and control installation works for plant equipped with gas turbines.
The Rabigh-6 plant, powered by natural gas and crude, is being built with an investment of $3.4bn by Saudi Electricity Co.
The new plant is expected to meet the growing energy demand in Saudi Arabia.
The project is expected to be completed by mid of 2013 and operational by 2014.
Concord Corp is a wholly-owned subsidiary of Hollysys Automation Technologies.