请问各位大虾这个是什么意思？好事还是坏事？应该买那个rights马？
RENOUNCEABLE NON-UNDERWRITTEN RIGHTS ISSUE OF UP TO 692,333,686 NEW SHARES ("RIGHTS SHARES"), AT AN ISSUE PRICE OF S$0.11 FOR EACH RIGHTS SHARE ("ISSUE PRICE"), ON THE BASIS OF ONE (1) RIGHTS SHARE FOR EVERY FOUR (4) SHARES HELD BY ENTITLED SHAREHOLDERS ("RIGHTS ISSUE"), FRACTIONAL ENTITLEMENTS TO BE DISREGARDED