Three new electric buses of the Sajha Yatayat have begun their trial services in the Kathmandu Valley since Thursday. Initailly, three buses will be in operation in the valley’s roads as a trial service. The other remaining 37 buses will arrive in Kathmandu by mid-August, according to a statement issued by Sajha Yatayat Sahakari Sanstha Limited. Bishwabandhu Thapa, 95, founder of Sajha Yatayat, inaugurated the soft launch of the trial service on Thursday.