In 2022, Radiant Opto-Electronics Corporation employed a total number of 12,217 individuals, which included 925 full-time and dispatch workers. Of this total, 931 employees were based in the Kaohsiung Factory, while the remaining 11,286 were located in the factories situated in Mainland China. In 2022, the total number of employees decreased by 25.9% compared to 2021. This was due to the gradual upgrade into automated production lines and adjustments in production capacity demands. The Kaohsiung Factory increased by 0.6% and the Mainland China Factories decreased by 27.5%.

Based on the principle of prioritizing customers, the Group's factories in Mainland China served as the production base, accounting for approximately 92.4% of the total employees. The Kaohsiung Factory, on the other hand, serves as the R&D base, resulting in a relatively higher proportion of engineering personnel is relatively higher, accounting for 42.1% of the total employees in the Kaohsiung Factory. In regards to gender distribution, male employees make up 67.5% of the total workforce, which can be attributed to the industry's nature of the industry and the gender composition of relevant academic disciplines. As for age distribution, the majority of employees are under the age of 30, comprising 54.6% of the total workforce.

In terms of turnover rate, if looking at dierent factories, gender, age group, etc., the Kaohsiung Factory was 1.2%, and the Mainland China Factories were 29.4%, which was slightly lower than that in 2021. The high turnover rate of factories in Mainland China can be attributed to various factors, including resignations from interns and employees with different types of labor contracts. This ultimately results in an overall leads to a higher turnover rate.

Note: Turnover rate = average number of separating employees per month/(average number of employees at the end of each month + average number of separating employees per month)