BEAVERTON, Ore. -- Police are seeking more victims after a Beaverton man was arrested for child sex abuse.

The suspect, 51-year-old Shuddohdan Man Ranjit, turned himself in on Thursday after a warrant was issued for his arrest.

Ranjit is accused of sexually abusing multiple children at his Taekwondo studio at 8907 Southwest Canyon Road in Beaverton, according to the Washington County Sheriff's Office.

He was indicted on Thursday on 12 counts of first-degree sexual abuse and three counts of second-degree sexual abuse. Ranjit is being held at the Washington County Jail on $750,000 bail.

If you have any information concerning this case, including information about other victims, please call detectives at 503-846-2500.