Kathmandu, : Nepali Congress leader Prakash Man Singh has directed the students of Nepal Students’ Union (NSU) to be concentrated for upcoming its general convention.

Speaking in a programme organized on the occasion of NSU’s establishment day today in the capital, leader Singh urged for the same adding that the party would help for the same.

He further said that NC will play a constructive role of opposition party rather joining the government.

Leader Singh further blamed the government saying that it failed to control black-marketing.