The Ghanaian international had been heavily linked with a move away from the Basque side during the January transfer window, and the club have now officially confirmed his exit via their official Twitter page.
Ghana midfielder Mubarak Wakaso has completed his move to Chinese Super League side Jiangsu Suning in a bumper transfer deal.
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There is no confirmation on the details of a transfer fee paid between the two sides, however it could be possible that Alaves have agreed to terminate his deal, which was due to expire in July 2020.
The 27-year old joined Alaves in 2017, after agreeing to end his contract with Greek side Panathinaikos, following previous spells at Elche, Villarreal, Espanyol, Celtic, Las Palmas and Granada.
Mubarak has been a regular in the Alaves side int he past 18 months, under both Abelardo Fernandez and Asier Gartitano, however he has previously stated his desire not to sign a contract extension at the Estadio Mendizorroza.
He will undergo a medical in China on Sunday before completing the move that would quadruple his wages.
With six months left on his contract and his decision not to extend his stay, Alaves have decided to allow him to cash in before Wakaso leaves for free in June when the contract expires.
"Deportivo Alavés wants to thank Wakaso Mubarak for his professionalism and dedication during this time and wishes him the best of luck in his new stage," Alaves said in a statement on Saturday night.
Wakaso has played 1,285 minutes in 16 matches this season, starting in 15 of them .
He is the most carded player of the LaLiga this season with eleven yellow cards, twice in one game which resulted in his expulsion in the Granada game.