I am glad to see you have begun to develop a relationship with Chang Power.
Since you come from the Power industry, I am sure you are aware of the OEM warranties that typically come with a new plant, or rebuild. Most OEM's offer a one or two years warranty, as long as the Plant operator does not change the fuel (including adding anything to the fuel) and operates the boiler per prescribed by the OEM.
Although it may take a long time before they can evaluate Aurora, it is good you are developing a relationship now.
Good luck