Two Dormant Manufacturing Plants In Johnson City Will Once Again Be Bustling With Life. Jd Squared Incorporated, Which Makes Tubing Benders And Notchers, Purchased The Former Douglas Dynamics Snowplow Factory On Riverview Drive. The Company Plans To Expand Into The 192-Thousand Square-Foot Industrial Building Soon. As Many As 22 New Jobs Will Be Added. Meanwhile, Leisure Products Incorporated, Which Manufactures Hot Tubs, Has Purchased The Former Bosch Brake Component Production Plant In Johnson City. The Move Will Allow 60 New Jobs To Be Created In The First Year With As Many As 100 Additional Positions With In The Future.