Under guidance from the Chinese Academy of Sciences' Institute of Quantum
Information and Quantum Technology Innovation, Keda Guodun Quantum Technology
Co. completed engineering development of the domestically produced single‑core,
high‑cold‑capacity dilution refrigerator ez‑QF1500; the first unit rolled off on
June 24, laying groundwork for China's subsequent development of thousand‑qubit,
error‑corrected superconducting quantum computers.