India, Jan. 14 -- Denmark's Mia Blichfeldt on Tuesday launched a fresh criticism of playing conditions at the new venue of the IG Stadium, saying the shift in halls has done little to address the unhealthy and unprofessional surroundings for players and called for the apex body BWF's intervention to improve the scenario ahead of the World Championships.

Blichfeldt, who advanced to the second round of the ongoing India Open Super 750 tournament, said she had hoped the change of venue would lead to tangible improvements, but found the conditions largely unchanged.

"I actually hoped it was going to be better than the other hall," Blichfeldt said.

"I think it's still very dirty and really unhealthy conditions for all the players. Everyone ...