This undated file photo shows an AC352 helicopter, designed by the Aviation Industry Corporation of China, getting ready for take off. (PHOTO / XINHUA)

BEIJING – The China-developed AC352 mid-sized utility helicopter has completed the flight test phase of the airworthiness certification process, the Aviation Industry Corporation of China (AVIC) announced Thursday.

The AC352 helicopter on Thursday completed the last subject in the airworthiness certification process of civil aviation authorities, said the AVIC, China's leading aircraft maker.

It signified that the AC352 helicopter model has entered the final phase before gaining the airworthiness certification, the Aviation Industry Corporation of China said

It signified that the AC352 helicopter model has entered the final phase before gaining the airworthiness certification, the AVIC added.

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The AC352 helicopter's flight test included 87 subjects, such as take-off and landing, level flight, climb performance, as well as stability and low-speed operation, among others, as required by the civil aviation authorities to verify the new helicopter model's diverse performance, with a total test duration of 37.25 flight hours.

Civil aviation authorities have systematically evaluated its performance, control quality and the working conditions of its onboard facilities, the AVIC said.

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