About Us Currently, COLMDAX has 3 factories. Every year, we export about 100 sets vacuum cooler and other products to the world, especially USA, Canada, Russia, Europe and Mexico. In order to provide more convenient and quick response, we not only built a professional service team, but also have branch or partner globally. ◆ Headquarters: Dongguan COLDMAX LTD (China) ◆ USA Branch: COLDMAX USA Inc. (California) ◆ Mexico Branch: COLMDAX Mexico (Guanajuato) ◆ Russia Agent: