Una, August 31 - Chamel Singh, who was working as a sevadar in the Deputy Commissioner's office Una for the last 40 years, retired on Saturday. The Deputy Commissioner's office organised a retirement farewell function at the local savings building, which was presided over by Assistant Commissioner Virendra Sharma. In the function, SDM Vishwamohan Dev, officers of the Deputy Commissioner's office, employees and representatives of various employee organizations congratulated Chamel Singh on his retirement and wished him good health in the future.