Sri Vijaya Puram, Dec. 13: The State Literacy Mission Authority, A&N Islands today launched a comprehensive survey in the Islands with the objective to identify the non-literates, Neo-literates and the voluntary teachers. The launching ceremony was held at Shiksha Sadan which was virtually attended by the functionaries of NILP at District, Block, Cluster, School level and Samajik Chetna Kendra including 705 registered Surveyors.