The XJS H (Xin jishu shiyan H xing) satellite, designated OBJECT_ID 2020-032B and NORAD_CAT_ID 45612, was launched on May 29, 2020, from the Xichang Satellite Launch Center LC4 using the Chang Zheng 11 launch vehicle. It is owned by NUDTC (National University of Defense Technology) and manufactured by NUDTC with a payload named NUDTSat. The satellite has dimensions of 0.3 meters in length and diameter, with a span of 0.3 meters and a dry mass of 20 kg, which matches its launch mass. Its shape is described as box-like, but details such as its purpose, mission, and major events are unknown.