As requested by the U.S., ROC government instructed the ROCAF, under the code name of “Jilong Project,” to assign crew to operate a C-130E with latest electronic equipment at the time, taking off at nightfall from USAF Takhli AFB or Chiang Mai AFB, and flying at low altitude to airdrop specialized electronic sensors at designated locations in Ussuriysk, so as to monitor the test launch statuses of various types of PLA missiles.
The ROCAF then selected qualified aircrew to receive conversion training in the U.S. from 27th September 1968 to 30th April 1969. At 1711 hours on 17th May 1959, a C-130E controlled by Pilot Sun Pei-cheng, together with Pilot Huang Wen-lu, Pilot Yang Li-shu, Navigator He Zuo-ming, Navigator Liao Huang-ying, Navigator Feng Hai-tao, Radio Officer Shi Tong-chin, EWO Chen Qi-shan, EWO Liu En-gu, Flight Engineer Yi You-neng, Loadmaster Liu Gui-sheng, and Loadmaster Gui Hsin-de onboard, took off from Takhli AFB in Thailand, and maintained an altitude at 16,000 ft high. While entering the airspace of Mainland China through the its borderlines with Thailand and Myanmar, the C-130E flew at its lowest possible to reach the target area of Mazong Mountain. Then, it followed the same route to fly back, and arrived at Chiang Mai AFB at 0610 hours on the next day to complete the mission successfully.