Editor’s Note: The story has been updated to correct Citadel CEO name UBS Group AG (NYSE:UBS) is reportedly in discussions to attain full ownership of its China platform through a strategic swap involving its stake in Credit Suisse’s onshore securities venture. The Zurich-based lender is reportedly eyeing the 33% stake held by Beijing State-Owned Assets Management Co. in their joint venture UBS Securities Co., in exchange for selling part or all of its 51% stake in Credit Suisse Securities (China) to a Beijing government investment fund. This development adds a new dimension to the ongoing bid…