According to news on June 21, according to relevant data, the number of insured persons of Nanjing Estun Automation Co., Ltd. in 2025 will be 458, a decrease of 32 persons from the 490 persons disclosed in 2024, and a year-on-year decrease of 6.53%.
This data shows that the company’s employment scale has shrunk and the personnel structure is continuing to be optimized.

The following are the details of the number of insured persons of Nanjing Estun Automation Co., Ltd. over the years:
| Year | Number of insured persons | Changes in the number of insured persons | Rate of change |
|---|---|---|---|
| 2016 | 312 | / | / |
| 2017 | 356 | 44 | 14.1% |
| 2018 | 354 | -2 | -0.56% |
| 2019 | 514 | 160 | 45.2% |
| 2020 | 526 | 12 | 2.33 % |
| 2021 | 615 | 89 | 16.92% |
| 2022 | 753 | 138 | 22.44% |
| 2023 | 661 | -92 | -12.22% |
| 490 | -171 | -25.87% | |
| 2025 | 458 | -32 | -6.53% |
Judging from the historical changes in the number of insured persons, the number of insured persons in 2019 was 514, an increase of 160 from the 354 persons disclosed in the previous period, a year-on-year increase of 45.2%, which was the largest increase in the number of insured persons in recent years.
In 2024, the number of insured persons will drop from 661 in the previous period to 490, a decrease of 171 persons, a year-on-year decrease of 25.87%, which is the largest drop in the number of insured persons in recent years.

In addition to the information on the number of insured persons, the company’s industrial and commercial registration details have also attracted much attention.
Nanjing Estun Automation Co., Ltd. was established on February 26, 2002. The legal representative is Wu Bo. The industry is industrial automatic control system device manufacturing. The enterprise type is a joint-stock company (listed, natural person investment or holding), the enterprise scale is large, the registered capital is 871.018453 yuan, the paid-in capital is 967.798453 yuan, and the registered address is No. 1888 Jiyin Avenue, Jiangning District, Nanjing (Jianning Development Zone).
The shareholder information is as follows:
| Serial number | Shareholder name | Shareholding ratio | Amount of subscribed capital contribution (10,000 yuan) | Date of subscribed capital contribution | First shareholding date |
|---|---|---|---|---|---|
| 1 | Nanjing Pairest Technology Co., Ltd. | 26.34% | 254894742 | 2026 – 03 – 31 |
2013 – 12 – 31 |
| 2 | Wu Bo | 11.47% | 110996700 | 2026 – 03 – 31 | 2018 – 05 – 15 |
| 3 | HKSCC NOMINEES LIMITED | 10% | 96779100 | 2026 – 03 – 31 |
– |
| 4 | Hong Kong Securities Clearing Company Limited | 2.11% | 20462063 | 2026 – 03 – 31 | 2018 – 06 – 30 |
| 5 | China Construction Bank Co., Ltd. – E Fund National Securities Robot Industry Trading Open Index Securities Investment Fund | 2% | 19388589 | 2026 – 03 – 31 | 2025 – 06 – 30 |
Judging from the data on the number of insured persons in Nanjing Estun Automation Co., Ltd. over the years, the number of insured persons has fluctuated greatly.
During the period from 2016 to 2022, the overall trend is growing, with a year-on-year growth of 45.2% in 2019, and the number of insured persons in 2022 will reach 753.
However, since 2023, the number of insured persons has continued to decline, with a year-on-year decrease of 25.87% in 2024, and a year-on-year decrease of 6.53% in 2025.
The decrease in the number of insured persons may reflect changes in the business status of the company, which may be faced with business adjustments, cost control, etc. The company’s business strategy and market performance need to be paid close attention to in the future.