Thelning Design Innovation (TDI)WigramMechanical EngineersThelning Design Innovation TdiAbout Thelning Design Innovation (TDI)Address: 4C Avenger Cres, Wigram, Christchurch 8042Visit WebsitePhoneClaim ListingContact InformationPhone: 033515597Website: http://www.thelning.co.nz/Address:4C Avenger CresWigramChristchurch 8042