S.C. Code Ann. § 33-49-1070

The board of trustees shall have full power to wind up and settle the affairs of the cooperative and shall proceed to collect the debts owing to the cooperative, convey and dispose of its property and assets, pay, satisfy and discharge its debts, obligations and liabilities and do all other things required to liquidate its business and affairs and, after paying or adequately providing for the payment of all its debts, obligations and liabilities, shall distribute the remainder of its property and assets among its members in proportion to the aggregate patronage of each such member during the seven years next preceding the date of such filing of the certificate or, if the cooperative shall not have been in existence for such period, during the period of its existence.