Orient KOJI (Hong Kong) Ltd.'s main business includes agency sales, research and development, and production of high-tech equipment, accessories, consumables, and services for scientific research and testing; Based on professional technology and R&D team, the company provides optimized equipment configuration and testing solutions for domestic research teams and testing fields; Agent sales brands: HORIBA Scientific, ISS, Oxford, Otsuka, HITACHI high-tech, Hamamatsu Photonics, UltraFast System, SPECTRA-HYSICS, Semrock； Main agent products: HORIBA Scientific spectrometer, steady-state transient fluorescence spectrometer, laser confocal Raman imaging spectrometer (Raman), nanoRaman imaging spectrometer (nanoRaman), cathodoluminescence spectrometer CL; X-ray fluorescence spectrometer (oil sulfur analyzer), carbon/sulfur oxygen/nitrogen/hydrogen element analyzer; X-ray fluorescence microscope; Glow Discharge Elemental Depth Distribution Analyzer (GD-OES), Elliptical Polarization Spectrometer; ISS's laser confocal multidimensional fluorescence imaging system FLIM/PLIM/FCS and laser confocal super-resolution imaging microscope STED-ALBA; Features: Time resolved spatial distribution imaging; Time resolved spatial super-resolution imaging; Lifespan range: 100ps-100ms; The wavelength range can be selected from 350nm to 1600nm; Two dimensional galvanometer scanning standard configuration, automatically adjustable pinhole confocal; Oxford's low-temperature thermostat and magnetic field system; HITACHI's second-hand CDSEM (industrial) and FESEM; Femtosecond transient absorption spectrometer fs TAS; Femtosecond time-resolved Raman spectrometer; Professional photoluminescence quantum efficiency testing system - covering the ultraviolet, visible, and near-infrared wavelength range (350-1600nm), including upconversion luminescence and singlet oxygen luminescence quantum efficiency testing; Provide a temperature changing environment; Orient KOJI's proprietary product, the QY-2000 integrating sphere fluorescence spectrometer, is used for measuring the absolute quantum efficiency of photoluminescence with the highest reproducibility; EzTime PL time-resolved modulation module, used for upconversion lifetime and EL time-resolved luminescence spectroscopy measurement; TAP-02 High Temperature Fluorescent Attachment; Used for thermal stability and quenching fluorescence testing; Cryo-77 liquid nitrogen low-temperature thermostat (77-500K); Customized quantum efficiency testing system; Customized testing systems for integrated technologies such as laser confocal scanning, quantum efficiency, spectral (imaging) measurement, time-resolved (imaging), magnetic field, and low temperature;