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Yantai News (by Zhang Yuhong and Ma Guosheng) - Just before National Day, seventy-year-old Ji Fu'an from the harbor city held a trial navigation on the Tang River east of the Open Plaza in the city's development zone for a remote-sensing military ship model 2.5 meters long that he had spent five years making. It was a complete success. This was also an old man's birthday present to the motherland in his own way.

It is understood that this warship model weighs 40 kilograms and consists of 1,076 wires of different lengths and thicknesses and 7,401 parts. It is fully equipped with a remote control system, power system, rudder machine system, etc. Elderly Ji Fu'an said that the speed of the ship model can reach up to 10 kilometers per hour, and through the remote control device, the ship model can be controlled within a radius of 1000 meters.