Federal prosecutors charged Yupeng Sun with voter fraud after he cast a ballot under another man’s name in the 2024 election.

According to reports from the S. Attorney’s Office for the District of Massachusetts, the Andover resident, aged 33, is charged with one count of fraudulent registration and one count of fraudulent voting. Sun allegedly impersonated a Chinese national with legal residence to register and vote in the presidential election, per Fox News.

He submitted a voter registration form with false details on Oct. 10, 2024, and mailed an early voting ballot on Oct. 31, 2024, the Washington Examiner reported. If convicted, each charge could result in a prison term of up to five years and a fine of $250,000.

Sun lived in Malden and rented a room from the victim and his family before committing this act. Federal investigators say Sun later turned the family in to immigration authorities for allegedly voting illegally.

Investigators were told by Sun that he registered the victim to vote upon being shown the registration papers. As stated in the criminal complaint, Sun said to investigators, “I tell you the truth, I register.” He also admitted to using the man’s identity to cast the ballot, the complaint states. “I used his name to vote,” Sun allegedly responded after investigators showed him a photo of the ballot envelope.

The complaint notes that Sun submitted anonymous tips to Homeland Security Investigations in April and May 2026. He reportedly told agents, “I went to post office and, uh, to report the father vote,” per the filing. These tips led federal agencies to accuse the victim of illegally voting in the 2024 U.S. presidential election.

The victim and his wife faced removal proceedings after their green cards were confiscated at Logan Airport in June 2024. After reviewing forensic evidence and finding their testimony credible, an immigration judge restored their legal status in January 2026. The judge found they had not signed the fraudulent forms that Sun allegedly submitted to USCIS. Sun entered the U.S. on a tourist visa in September 2020, which expired in March 2021.

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His current deferred action status stems from a U-Visa application filed in February 2022. Prosecutors say Sun could face deportation after he completes any prison sentence imposed by the court. Requests for comment regarding the case were not immediately answered by the Massachusetts Secretary of State’s office. Sun remains in custody while federal authorities prepare for his initial court appearance.