QuantumCTek Co Ltd (688027)

QuantumCTek Co., Ltd., together with its subsidiaries, engages in the research, development, production, and sale of quantum communication, computing, and precision measurement products in China. The company offers quantum-secure communication network core equipment comprising miniaturized quantum key distribution terminals, and polarization coding quantum key distribution and management terminals; high speed and miniaturized time-bin phase-coding quantum key distribution terminals; portable ground stations for satellite QKD; quantum key management, key system exchange cipher, and optical switching machines, as well as wavelength division multiplexing terminals of quantum channels and classical channels; and fixed network encryption application products. It also provides mobile encryption application products; operating system software, such as Gou-Dun quantum-secure communication network management system, and Gou-Dun network operation and maintenance system; and quantum computer products. In addition, the company offers optoelectronic products comprising single-photon detectors; light sources; and random number sources, which include multi-function high speed ps-pulse laser sources, periodically poled lithium niobate waveguides, geiger-mode InGaAs avalanche photodiodes, micro-processor compensated variable optical attenuators, QFPS fiber phase shifters, manual polarization controllers, and dynamic polarization controllers, as well as teaching systems and scientific instruments; and single photon imaging, cold atomic gravimeters, and femtosecond laser frequency combs. Further, it provides technology development and verification; research and test experience development; technology promotion and application; and technical services. The company serves the government, finance, national grid, and other sectors. QuantumCTek Co., Ltd. was founded in 2009 and is based in Hefei, China.