Visiting Myanmar Army Chief Senior General Min Aung Hlaing on Wednesday held talks with the Chairman Chiefs of Staff Committee (COSC), Air Chief Marshal Arup Raha.The air force chief is currently the senior-most of the three services chiefs.The Myanmar Army chief was also accorded a guard of honour at the defence ministry. He also paid homage to martyrs at the India Gate here.The visit comes as India has stepped up operations along the Indo-Myanmar border, following the ambush which killed 18 soldiers.India and Myanmar share 1,643 km of unfenced border and permits a "free movement" regime up to 16 km on either side.Defence Minister Manohar Parrikar, in a written reply in Lok Sabha last week, said Myanmar has assured New Delhi that it will not allow use of its territory for activities inimical to India. The minister said intelligence grid has been revitalised along the Indo-Myanmar border and intelligence-based surgical operations are being conducted to neutralise terrorists.