Thirty civilians were confirmed dead and 115 others injured Saturday in a railway station attack in southwest Chinese city of Kunming, Xinhua quoted authorities as saying.It was an organized, premeditated violent terrorist attack, according to the authorities.The authorities also said five suspects were shot dead but their identities have not been confirmed yet.President Xi Jinping has urged the law enforcement to investigate and solve the case and punish the terrorists in accordance with the law.A group of knife-wielding people attacked the Kunming Railway Station in the capital of southwest China's Yunnan Province at around 9 p.m., causing death and injuries, said the city police.A reporter on the spot said several suspects have been controlled, while police are still questioning people in the station.The reporter said that firefighters and medical workers have arrived on the scene, and injured people have been rushed to hospital for emergency treatment. The arterial road of the station has been cordoned off.According to Kunming railway bureau, train departures have not been affected.The incident has fueled massive anger among the people across China, with netizens severely condemning the violent attacks on social websites like Sina Weibo and WeChat, a popular instant messaging service.