Shanghai Youyi Optoelectronics Technology Co., Ltd. is a technology enterprise specializing in spectral technology and application development, providing optoelectronic products in the ultraviolet, visible, near-infrared, mid infrared to terahertz range, including optical components, optical instruments, spectrometers, optical machinery, imaging systems, as well as various customized products and services. Provide professional application consulting and product solutions for research institutes and corporate clients.