China "lauded the manner in which elections were conducted", the report said, and said a statement should not be published before the results.
The electoral commission's statements on Friday were in a letter to the church and were confirmed to The Associated Press by the commission's president, Corneille Nangaa.
The United States Department of State on Thursday issued its first post-poll statement on the Democratic Republic of Congo's December 30 elections.
Mr. Trump's announcement regarding USA troops indicates the U.S.is concerned with the safety of American officials and facilities in Congo, not with the electoral situation itself.
The announcement by CENCO has angered Congo's ruling coalition who warned that early pronouncements on the outcome of the results could instigate a revolt.
DR Congo's powerful Roman Catholic Church has said it knows who has won the vote and urged the electoral commission to publish the "truth".
"We handle sensitive data and have to handle it responsibly", he said.
Among the frontrunners were Kabila's handpicked successor Emmanuel Ramazani Shadary and two opposition candidates: veteran heavyweight Felix Tshisekedi and newcomer Martin Fayulu.
The government of President Joseph Kabila, who is due to step down this month after 18 years in power, says it cut access to the internet as well as Radio France Internationale (RFI) and some local media this week to prevent fake results from circulating.
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The long-delayed election is meant to lead to Congo's first democratic transfer of power, but Sunday's vote was marred by logistical problems and accusations from the opposition of fraud.
The United States demanded that "accurate" election results be released and called on the DRC authorities to remove restrictions on internet access.
The African's Union top diplomat Moussa Faki Mahamat said that "respect of the election results is crucial" in a tweet after meeting with Dioncounda Traoré, head of the AU's observer mission. By Friday evening, the commission had compiled only 44 percent of results, said Jean-Pierre Kalamba, who said the process had been slowed by the requirement that only manually counted ballots could be used.
"If they release the results now they will immediately get exposed ... the church would immediately come on to them", he told Al Jazeera.
"Additional forces may deploy to Gabon, the Democratic Republic of the Congo, or the Republic of the Congo, if necessary for these purposes".
The December 30 vote saw 21 candidates run to replace President Joseph Kabila, who has ruled the vast, conflict-ridden country for nearly 18 years.
In a letter to congressional leaders, Trump said the first of about 80 military personnel arrived in Gabon on Wednesday in case they are needed to protect US citizens and diplomatic facilities in Congo's capital Kinshasa.
He later told a news conference that election officials had collected about 20% of the results needed and that results from all 73,000 voting stations would then be consolidated.