- Business
- Hangzhou MDK Opto Electronics Co Ltd is a China-based company principally engaged in the research, development, manufacturing and sales of precision optics, semiconductor acousto-optics, semiconductor micro-nano circuits, semiconductor packaging and testing, and smart terminals. The company's main products and services include semiconductor components and precision processing services such as optical sensor package substrates, carrier glass substrates, and ceramic substrate precision machining; biometric components and precision processing services encompassing optical connectors for 3D structured light modules, biometric infrared bandpass optical filters, semiconductor wafer optical solutions, and optical filters for fingerprint recognition modules; precision optical components like smartphone and security camera filter assemblies, infrared cutoff filters, optical low pass filters, ultra-low reflection optical lenses, optical wavelength plates, and sapphire products; semiconductor acousto-optics; micro-nano circuits and optics; augmented reality/mixed reality (AR/MR) components including high-refractive index glass wafer precision engineering services; vehicle-mounted parts such as pattern coating on glass wafers and absorption coated filters; machine vision products like colored glass optical coating films; and smart terminals. These products and solutions serve applications in smartphones, security monitoring, machine vision, digital cameras, projectors, smart cars, big health, metaverse, and other fields, with primary operations in the Chinese market and customers including Kyocera, Goodix, AMS, Canon, Nikon, Sunny Group, Hikvision, Foxconn, Panasonic, Ricoh, Sony, AGC, Keyence, Apple, Huawei, and Samsung. Founded in 2010 and headquartered in Jiaxing, Zhejiang Province, China, the company listed on the Shanghai Stock Exchange STAR Market in March 2021 (ticker: 688079.SS). Recent major changes include the completion of the acquisition of Hysonic Optoelectronic Technology (Suzhou) Co Ltd, also known as Haishuoli Optoelectronics Technology Co Ltd, from KEM Tech Corp. in July-August 2025 for approximately KRW 3 billion (USD 2.2 million), enhancing capabilities in ultra-thin optical soft film filters and entry into Samsung's supply chain; and plans announced in late 2025 to raise funds via an A-share private placement.