The polling is scheduled on February 24.
We will be winning the Bijepur by-poll with good margin. Our development and welfare works are the basis of our confidence," Pataik told reporters before leaving for New Delhi to attend the Hockey World Cup function tomorrow.
Odisha will host the mens hockey World Cup - 2018 at Kalinga Stadium here between November 28 and December 16.
The chief minister is scheduled to address a few rallies in Bijepur Assembly segment on February 19 and 21, party sources said.
Patnaik also greeted the people of the state on the occasion of Maha Shiv Ratri. Best wishes to everyone for Shiv Ratri, he said.