In a bid to to protect, preserve and promote the cultural heritage,historical and traditional aspects and folklore of Koch-Rajbongshi community Bwisuwa Utsav was celebrated with a day-long event here at Gopinath Bordoloi Smriti Bhawan premises of Tangla on Wednesday.The programme was organised by Koch-Rajbongshi Cultural Society, Udalguri district committee along with the local populace. The programme witnessed homage to martyrs,lightning of candles among others. The programme was graced as special guest by Dipendra Narayan Konwar senior journalist and writer. Various folk dance competition including Guwalini Nritya were performed on the ocassion. The programme was attended by various dignitaries including Pramod Deka,Gaurishankar Das, Lalit Chandra Deka,Ghateswar Baruah HOD of Assamese Tangla College,Hemanta Borah Koch Assistant General Secretary Udalguri district AKRSU among others.