China has developed a quantum processing unit (QPU) that is 1 quadrillion times faster than the best supercomputers.The prototype 105-qubit chip, named 'Zuchongzhi 3.0,' is a significant step forward for quantum computing.The chip completed a task 1 million times faster than Google's previous generation Sycamore chip.Improvements in coherence time, gate fidelity, and qubits design led to the advancements in the new chip.