The Beijing Public Security Bureau said that it had arrested a man who police believe attacked women with a blade in the subway.

The man, surnamed Hu, is suspected of cutting several female passengers' faces on the city's subway lines 5 and 10. He was caught on Thursday, according to a statement on the police force's micro blog on Thursday night.

During the preliminary investigation, the suspect, 25, from the city's Chaoyang district, confessed and said he had an emotional frustration, the micro blog said.