After lurching from deadline to deadline, China Evergrande Group (3333.HK) is again on the brink of default, with pessimistic comments from the property developer raising expectations of direct state involvement and a managed debt restructuring. Having made three 11th-hour coupon payments in the past two months, Evergrande will again face the end of a 30-day grace period on Monday, with dues this time at $82.5 million. But a statement late on Friday saying creditors had demanded $260 million and that it could not guarantee enough funds for coupon repayment prompted authorities to summon its chairman - and wiped an eighth...