INTRODUCTIONGROUC company has 20 years experience in the design and production of Products include the following:Design and manufacturing laboratory chambers for testing consists of a military system and missile Included of Testing Environment - Radiation Test - Test of Wind and Rain - a Launch Simulation Tests ( temperature and pressure ) - Dust Test - Heat and Cold Tests in most military equipment centers is installed and working (which according MIL810 is made) Design and manufacture equipment and devices are needed in laboratories and production facilities , and agricultural biotechnology , including Seed Germinators- Laboratory Freezers – Incubator-Oven –Plant Growth Room and Tissue Culture Rooms - Dryer Production and Research Greenhouses.Special equipment for Testing and Quality Control needs to be designed and standard industrial and Research Centers. Industries Dryer for Agricultur that is made in several sizes and models that have been exported to many countries such as Tanzania - Armenia - Tajikistan - China - Georgia Address: Grouc Building, 4th Noavari St. Pardis Technology Park, 20th Km of Damavand Road, Tehran, Iran P.O.BOX :15655-115, TehranPhone number: +98-21-77601927, +989123589906 WWW.Grouc.com E.MAIL:Parsdryeriran@yahoo.com