Hunan Chendong Technology Co., Ltd （shorted bħala CDT） huwa manifattur professjonali għall-prodotti tal-AIDS tan-navigazzjoni ekoloġika, l-aktar għad-dwal ta 'ostruzzjoni tal-avjazzjoni, dawl tal-helipad u lampa metoroloġika fil-mira fiċ-Ċina. CDT got ISO 9001:2008 certification the first year when established. As pioneer in China, our products are approved by ICAO and CAAC certificate. CDT keep acting as a solution provider for customers with specialty. And our products have been exported over 50 countries and areas all over the world.