Combined Cyclic Test is used for imitating natural status in increase imitation
test. The  imitating  condition  is harder  than status that we usually meet.The tester
can combine the follow status such as: salt smog, dry,humidity, normal temperature,
Iow  temperature.
The tester is for product used  in  intense  changeable  environment,  such as:
parts  of automobile,  navigation equipment,  camera equipment, building material,
electroplate  coating  and resistant to metal electrolytic corrosion in electrical
system