FUNCINPEC president, Prince Norodom Ranariddh warned the resignations of FUNCINPEC members will depend on the negotiations to form a new government.
The Cambodian People's Party (CPP) spokesman Khieu Khanharith calls the petition to resign a pressure on CPP.
FUNCINPEC and CPP working groups plan to resume negotiations Friday.
In another development care-taker Prime Minister Hun Sen leaves for Lao for an official visit. Foreign minister Hor Nam Hong said the purpose of the visit is to strengthen the relationship between the two countries.
He said Mr. Hun Sen will meet with his Lao counterpart and the Lao parliamentary president