Imphal (Manipur), May 26 (ANI): Manipur Chief Minister N Biren Singh visited the three hill districts -Ukhrul, Senapati and Tamenglong by helicopter to take stock of the COVID-19 situation in the state. Singh also said that one oxygen plant each will be set up in every district in the state. The Chief Minister further stated that three ambulances each for every district are in the pipeline. During his visit, Singh conducted series of meeting with district health officials. He was accompanied by Advisor to CM (Health) Dr. S. Ranjan, Principal Secretary (Health) V Vumlunmang and Secretary to CM N. Geoffrey.