To handle the business well, TD Duct divide to two Sales Deparment. Indonesia Domestic Sales Department is in charged by PT.AIRTEKINDO PRIMA. And TOPRANK TRADE CO.,LTD is responsible of Overseas Sales Department that is doing the promotion in worldwide market.It begin in 1996 when we started to introduce and distributing pre-insulated aluminium duct system in Indonesia, our first aim is to provide an option in air duct system other that traditional sheet metal, since that time we have developed and grew to the point that we need our own brand in order to achieve what we aim in the first place so we create TD for our flag. Now TD is manufactured by PT. Kreasi Tata Udara was start its own production in 2004 to join the global market of pre-insualted aluminium duct system, it was the first in Indonesia and has been the preferred one since that. our panel and accessories production facilities complete with test laboratory located in Tangerang Indonesia extend on a surface of 3,000 square meter area with two production lines that can produce up to 220,000 square meter per month, after produce the panels will be stock in two warehouse of 1,800 square meter. Indonesian market that continuously develop is carefully maintain by our distributors and dealers, this market is provide us the support for exporting to more than 9 countries in the world. Today we have a global distributor located in Shanghai China and five world distributors located in New South Wales Australia, Selangor Malaysia , Tehran Iran, Colombo Sri Lanka, and Reunion. Each distributor have warehouse and network to distribute in their own country.