The party hopes that by appointing a woman to head the party, they will encourage more women to participate in politics.
Some 60 million people live along the Mekong River, relying on it for food and agriculture.
More than 1,000 people stood in attendance, most of them former Khmer Rouge cadre.
The registry audit was undertaken by Nifcec volunteers in 414 communes in February, who interviewed nearly 4,900 respondents as a random sample.
Cambodia, Laos, Thailand and Vietnam rely heavily on the Mekong River, and these countries spend millions of dollars annually to protect areas of the river.
The hybrid court needs about $35 million to operate in 2013, with $9.4 million for the Cambodian side, according to a joint statement.
Three villagers who were detained last year alongside Beehive Radio owner Mam Sonando were released from prison on Tuesday, following 10 months in detention.
Ieng Thirith had been on trial with her husband for atrocity crimes before the UN-backed tribunal found her mentally unfit to stand trial last year.
Total revenue for Internet use is now worth about $1.4 million, according to the Ministry of Posts and Telecommunications.
Outside observers say Sam Rainsy should be allowed to return to Cambodia to help the opposition contest the election if it is to be considered free and fair.
Following his release from prison on Friday, Beehive Radio owner Mam Sonando told “Hello VOA” in Phnom Penh he will continue to work to clear his name.
Some 2,000 party members and supporters met in Phnom Penh, vowing to reinstate Prime Minister Hun Sen should the party win the July 28 election.
His body will be cremated about 100 kilometers from Pailin town, where in 1996 Ieng Sary led a major Khmer Rouge defection that helped end decades of civil war.
They have been promised at least part of their salaries, which have not been paid since December, though tribunal officials did not say when that would happen.
Ieng Sary, the co-founder and foreign minister of the Khmer Rouge, died early Thursday morning, due to heart complications, officials said.
The Cambodian Appeals Court is expected to release jailed Beehive Radio owner Mam Sonando on Friday.
Mam Sonando is currently serving a 20-year prison sentence on charges related to the alleged secessionist plot.
Witnesses and rights activists said six people were seriously injured after they were beaten by riot police armed with shields and electric batons.
In a statement issued Wednesday, defense lawyers for three former regime leaders said the work of the translators “enables us to defend our clients.”
The US and others have called for reforms of the National Election Committee, which is criticized for bias towards the ruling party, and the return of opposition leader Sam Rainsy.
ព័ត៌មានផ្សេងទៀត