Customers from more than 41 countries purchased our climatic test chambers, we deeply realized that quality is the first and most. We control quality from the materials, electronic parts, controller, compressor, solenoid valve, pumps, lamps, accessories and many assembly parts of the products. After test chamber completed, we test its performance, inspect its functionality, go commissioning, work on calibration, and issue report for every steps, to guarantee the quality. We also pay more attention to delivery and shipment. We guarantee delivery on time, and have the obligation to advance delivery.