Karimul Haque is tea-garden worker from West Bengal, popularly known as the ‘Ambulance Dada’. Karimul converted his motor bike into a portable ambulance just after a sad incident occurred in which could not save his mother’s life as there was no ambulance to take her to the hospital. He runs the 24×7 service in the Jalpaiguri district of West Bengal. Since this invention, he has managed to save over 3000 lives and first aid help is always provided by him to the needy. His bike is the only lifeline for 20 villages in and around Dhalabari.