Creditors Move to Shut Big Korean Trading Company
Creditors of SK Global reject plan by sister company SK Corp to prop trading company up, and move instead to shut it down; SK Corp owns 38 percent of trading company and had offered to swap stock for portion of its debts; creditors, led by Hana Bank, reject offer as inadequate and say they will ask court in Seoul to place company into receivership, removing it from control of SK Group and company's own top managers; SK Corp expresses shock over decision and asks creditors to reconsider (M)