Core Insights - The core focus of the news is the launch of a general-purpose programmable optical quantum computer by Silizhen, a subsidiary of Guoxin Technology, at the 2025 Quantum Technology and Industry Conference in Hefei, marking a significant advancement in quantum computing technology [1][2]. Company Developments - Silizhen's optical quantum computer is designed for general quantum computing, utilizing photons as qubit carriers and integrated photonic chips as the core, enabling self-developed key components with high fidelity, easy deployment, and scalability [1][2]. - The system architecture employs photon path encoding for qubit manipulation and utilizes an interference network for unitary evolution, ensuring efficient collaboration between the optical quantum chip and the measurement and control system [2][3]. - The device currently supports 4 physical qubits, suitable for experimental validation in small to medium quantum computing scenarios, with average fidelity exceeding 99.4% for single and two-qubit states [2][3]. Technological Advantages - The optical quantum computer features high resistance to disturbances due to its use of photons as qubit carriers, providing a stable foundation for computation and execution efficiency [3]. - The modular programmable computing core based on silicon photonic integrated chips allows for resource expansion and functional upgrades, addressing both research exploration and industrial application needs [3]. - Key components such as the entangled photon source, integrated optical quantum computing chip, and measurement and control system are all developed in-house by Silizhen, showcasing the company's technological capabilities [3]. Application Potential - The optical quantum computer is expected to serve various fields, including quantum algorithm validation in research, AI applications like autonomous driving, quantum encryption prototype development in communications, and financial market simulations [3].