New Delhi, Apr 24: The Ministry of Railways has decided that Bholu, the guard holding a hand signal lamp, chosen as the official mascot for the celebrations of the 150th year of the Railways in India, will be retained as a permanent mascot for the Indian Railways. An official release said Bholu is known to be an ethical, responsible, sincere and cheerful icon. He is also the most universally accepted symbol of train running and interaction with passengers. He not only denotes stability but also represents the workforce of the Railways. He is with the train passengers at all times, day and night, and, as train in-charge, is responsible for the safety of a running train and the well-being of passengers. The green light in his hand symbolises movement, the intention to go ahead with safety and positivism, it said.