On Thursday, Shillong Polytechnic celebrated its Diamond Jubilee and closing ceremony at Mawlai Kyntonmassar, Shillong. Education Minister Lahkmen Rymbui was chief guest and noted that Meghalaya has four functioning polytechnics, with three more to open soon. The event was attended by MLA Brightstarwell Marbaniang, Principal M. Lyngdoh, Rangbah Shnong and alumni.