Company Profile
Lingdong Xinguang Technology Co., Ltd. is a high-tech company dedicated to the design and application of silicon-based photonic integrated chips. Its technology comes from more than ten years of research achievements by the research team of the Department of Electronics at Tsinghua University. Mainly targeting the field of Internet of Things, focusing on distributed fiber optic sensing and FMCW laser radar. Recently, progress has been made in the Co packaged Optics technology direction, developing new generation silicon optical products such as silicon optical I/O, inter chip optical interconnect, chiplet optical interconnect, etc., targeting the billion dollar optical I/O market under the new paradigm of AI computing power.
SmartCore Optoelectronics is a high-tech company dedicated to the design and application of silicon-based photonic integrated chips. Its technology stems from over a decade of research achievements by the scientific team from the Department of Electronic Engineering at Tsinghua University. The company primarily focuses on the Internet of Things (IoT) sector, with a particular emphasis on distributed optical fiber sensing and FMCW LiDAR. Recently, it has made significant progress in Co-packaged Optics (CPO) technology, aiming to develop a new generation of silicon photonics products, including silicon photonic I/O, inter-chip optical interconnects, and chiplet optical interconnects, targeting the burgeoning billion-level optical I/O market driven by the new paradigm of AI computing power.
Tens of millions in Angel+ round financing; Tsinghua University contributing intellectual property as equity; silicon-based integrated ultra-narrow linewidth laser; I/O products targeting new AI computing paradigms; high-linearity light source for FMCW LiDAR.
History of growth and development

- From 2023 to present
- The first phase production line of Changzhou production/research and development base is expected to have the packaging capacity of 500pcs/month silicon optical hybrid integrated devices per shift, as well as the production, aging, and testing capacity of 500pcs/month silicon optical integrated modules after completion.

- 2022
- Ultra narrow linewidth series lasers delivered in small quantities
- Changzhou Lingdong Xinguang Technology Co., Ltd. was established
- Completed angel round financing of tens of millions of yuan
- Shenzhen Lingdong Xinguang Technology Co., Ltd. was established and introduced intellectual property from Tsinghua University as a shareholder

- 2019
- Started industrial incubation with the support of Tsinghua University Tianjin Institute of Electronic Information Technology

- 2009
- Professor Chen initiates research and development of silicon-based photonics technology at MIT