... room, elctricity length measurement laboratory...... 2 Multi- wing centrifugal air supply mode, horizontal diffusion vertical exchange circulating system. 3 Microcomputer controls temperature ... Test Chamber,Aging Oven Tester,Rain/Spray Test Chamber,Burn-in test equipment, Dust Tester,Steam Aging Tester,Vibration Tester,Tensile Tester,DropTester,etc. Welcome ...