Gustavo Ayon has received a formal offer from the San Antonio Spurs, sources tell RealGM.
Shandong of the Chinese Basketball Association has also presented a formal offer to Ayon, sources confirm to RealGM.
Ayon has previously received offers in Europe, though the language of the contract concerning an NBA out held up an agreement being reached.
Ayon is now deciding between three formal offers.
Ayon spent last season with the Atlanta Hawks.