Some New Jobs Are Coming To Johnson County Tennessee. Parkdale Mills In Mountain City Will Invest 120 Million Dollars To Expand Its Facility, Bringing With It 80 New Jobs. Parkdale Mills Will Increase Its Existing Footprint To Include An Additional 222-Thousand Square Feet And New Equipment. The Mountain City Location Primarily Produces Yarn Used For Outerwear, Innerwear, And T-Shirts. Construction Will Begin Immediately With Equipment To Be Installed In July.