DUNLI laboratory covers an area of about 1,500 square meters, with professional lab personnel providing comprehensive testing services for our R&D, technical, quality and production departments, as well as for customers.

The laboratory is equipped with specialized test equipment, including fan aerodynamic performance test systems ( Max. air volume 10,000 m³/h), multi-channel noise detector (test range 30dB (A) ~ 130dB (A)), EMC test, endurance test and other related tests for fans and motors.

Furthermore, the lab has achieved CNAS certificate and authorized as Witnessed Test Data Program by UL Solutions.