China on Thursday hat the three Chinese citizens, who were arrested in India without valid travel documents recently, were not spies but tourists who entered the Indian territory by mistake.Chinese Foreign Ministry spokesperson told a media briefing in Beijing that they crossed over to Indian border by mistake along the India-Nepal border. He said, the Chinese Embassy in India is in touch with the Indian police and urged the Indian side to properly handle the issue. The three, including a woman, were arrested near the Indo-Nepal border for allegedly sneaking into the Indian territory and taking pictures of vital installations.According to the Indian paramilitary personnel, the three, identified as Liao Xing, Yu Dangli and Yang Liu, were arrested by Shashastra Seema Bal near Rupedhiya border in Uttar Pradesh on January 17 when they were taking pictures of some important installations. An Indian PAN card, two mobiles and a camera were recovered from them. They were booked for illegally entering country and under the Passport Act.