Civilian bought from the Factory, Hercules have always been very Rare Birds
Due to have a Turbocharger installed, the Lancer had good attitude performance and was used as a high alttitude Recon plane
China Was invaded by Japan, the USA suplied lancers to them, a problem in combat was unprotected fuel tanks on the Wings.
The Lancer was bought for the Army Air Corps mainly to keep Republic Aircraft in Business
If you see a "slight " resemblance with the P-47, you are right, the Lancer exhibited many details that will be incorporated in the P-47 later.