C 
Changzhou Langbo Sealing Technologies Co 603655.SS · CNY
Consumer Discretionary · Shanghai · 🇨🇳 China
24.41
+0.04%
Close of 9 Nov 2026, in CNY
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At a glance
Figures in CNY, from our data supplier.
Revenue
CN¥270.0m
FY2016FY2025
Net income
CN¥45.2m
FY2016FY2025
Free cash flow
CN¥10.8m
FY2016FY2025
Shareholders' equity
CN¥567.6m
FY2016FY2025
Income statement
Fiscal years
| FY2025 | FY2024 | FY2023 | FY2022 | FY2021 | FY2020 | FY2019 | FY2018 | FY2017 | FY2016 | |
|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | CN¥270.0m | CN¥231.4m | CN¥197.0m | CN¥176.1m | CN¥193.2m | CN¥168.7m | CN¥160.0m | CN¥174.3m | CN¥187.5m | CN¥156.3m |
| Gross profit | CN¥106.9m | CN¥79.3m | CN¥63.7m | CN¥59.1m | CN¥74.7m | CN¥68.4m | CN¥64.0m | CN¥70.6m | CN¥83.7m | CN¥73.0m |
| Research and development | CN¥10.9m | CN¥9.9m | CN¥9.6m | CN¥9.3m | CN¥8.9m | CN¥8.8m | CN¥8.6m | CN¥8.8m | CN¥8.5m | CN¥8.3m |
| Operating income | CN¥54.2m | CN¥32.3m | CN¥22.9m | CN¥16.3m | CN¥29.3m | CN¥26.5m | CN¥27.1m | CN¥29.7m | CN¥41.9m | CN¥35.3m |
| Net income | CN¥45.2m | CN¥27.9m | CN¥20.0m | CN¥15.3m | CN¥24.7m | CN¥22.5m | CN¥22.9m | CN¥30.2m | CN¥35.3m | CN¥30.2m |
| Diluted earnings per share | 0.43 | 0.26 | 0.19 | 0.13 | 0.23 | 0.20 | 0.22 | 0.27 | 0.44 | 0.38 |
Balance sheet
At each fiscal year end
| FY2025 | FY2024 | FY2023 | FY2022 | FY2021 | FY2020 | FY2019 | FY2018 | FY2017 | FY2016 | |
|---|---|---|---|---|---|---|---|---|---|---|
| Total assets | CN¥609.1m | CN¥590.3m | CN¥584.1m | CN¥564.3m | CN¥561.2m | CN¥542.6m | CN¥521.9m | CN¥514.2m | CN¥497.7m | CN¥319.1m |
| Cash and short-term investments | — | CN¥195.7m | CN¥250.4m | CN¥241.1m | CN¥223.0m | CN¥202.6m | CN¥195.8m | CN¥115.2m | CN¥189.5m | CN¥20.8m |
| Total liabilities | CN¥41.5m | CN¥47.9m | CN¥42.3m | CN¥37.2m | CN¥38.8m | CN¥34.3m | CN¥28.8m | CN¥33.4m | CN¥36.5m | CN¥34.1m |
| Debt | — | CN¥9.6m | CN¥7.8m | CN¥9.0m | CN¥7.8m | — | — | CN¥1.2m | — | CN¥2.0m |
| Shareholders' equity | CN¥567.6m | CN¥542.3m | CN¥541.8m | CN¥527.1m | CN¥522.4m | CN¥508.2m | CN¥493.1m | CN¥480.8m | CN¥461.2m | CN¥285.0m |
| Shares outstanding | 105m | 106m | 104m | 119m | 106m | 111m | 103m | 112m | 79m | 79m |
Cash flow
Fiscal years
| FY2025 | FY2024 | FY2023 | FY2022 | FY2021 | FY2020 | FY2019 | FY2018 | FY2017 | FY2016 | |
|---|---|---|---|---|---|---|---|---|---|---|
| Cash from operations | CN¥41.1m | CN¥12.5m | CN¥17.5m | CN¥30.6m | CN¥36.6m | CN¥22.9m | CN¥27.6m | CN¥38.2m | CN¥25.2m | CN¥19.4m |
| Capital spending | −CN¥30.2m | −CN¥30.6m | −CN¥9.6m | −CN¥7.7m | −CN¥7.7m | −CN¥11.0m | −CN¥21.7m | −CN¥16.1m | −CN¥6.8m | −CN¥28.7m |
| Free cash flow | CN¥10.8m | −CN¥18.0m | CN¥7.9m | CN¥22.9m | CN¥28.9m | CN¥11.9m | CN¥5.9m | CN¥22.1m | CN¥18.5m | −CN¥9.3m |
| Dividends paid | −CN¥20.0m | −CN¥12.6m | −CN¥5.3m | −CN¥10.6m | −CN¥10.6m | −CN¥7.4m | −CN¥10.6m | −CN¥10.6m | −CN¥2.8m | −CN¥4.7m |
Latest quarters
By quarter end
| Jun 2026 | Mar 2026 | Dec 2025 | Sept 2025 | Jun 2025 | Mar 2025 | Dec 2024 | Sept 2024 | |
|---|---|---|---|---|---|---|---|---|
| Revenue | CN¥66.2m | CN¥58.3m | CN¥74.8m | CN¥73.4m | CN¥60.7m | CN¥61.2m | CN¥67.4m | CN¥60.8m |
| Gross profit | CN¥24.4m | CN¥21.3m | CN¥31.5m | CN¥28.6m | CN¥22.7m | CN¥24.1m | CN¥22.5m | CN¥21.6m |
| Operating income | CN¥11.3m | CN¥8.4m | CN¥17.1m | CN¥15.4m | CN¥10.4m | CN¥12.3m | CN¥10.1m | CN¥8.3m |
| Net income | CN¥10.7m | CN¥8.2m | CN¥12.7m | CN¥13.3m | CN¥9.0m | CN¥10.3m | CN¥8.7m | CN¥7.2m |
| Diluted earnings per share | 0.10 | 0.08 | 0.12 | 0.13 | 0.09 | 0.10 | 0.08 | 0.07 |
| Cash from operations | — | — | — | CN¥8.0m | — | CN¥8.0m | CN¥2.0m | CN¥1.0m |
| Capital spending | −CN¥6.0m | −CN¥4.0m | −CN¥15.0m | −CN¥11.0m | −CN¥3.0m | −CN¥1.0m | −CN¥10.0m | −CN¥9.0m |
| Free cash flow | — | — | — | −CN¥3.0m | — | CN¥7.0m | −CN¥8.0m | −CN¥8.0m |
| Total assets | CN¥600.6m | CN¥610.6m | CN¥609.1m | CN¥598.2m | CN¥587.5m | CN¥591.1m | CN¥590.3m | CN¥573.8m |
| Cash and short-term investments | — | — | — | CN¥181.9m | CN¥192.5m | CN¥204.7m | CN¥195.7m | CN¥208.5m |
| Debt | — | — | — | — | CN¥5.8m | — | CN¥9.6m | — |
| Shareholders' equity | CN¥560.2m | CN¥575.8m | CN¥567.6m | CN¥554.9m | CN¥551.1m | CN¥552.6m | CN¥542.3m | CN¥538.9m |
Financial ratios
Data as of 18 Oct 2026
| FY2025 | FY2024 | FY2023 | FY2022 | FY2021 | FY2020 | FY2019 | FY2014 | FY2013 | |
|---|---|---|---|---|---|---|---|---|---|
| Gross margin | 39.6% | 34.3% | 32.3% | 33.6% | 38.7% | 40.5% | — | — | — |
| Operating margin | 20.1% | 12.6% | 11.7% | 9.1% | 15.0% | 15.6% | — | — | — |
| Net margin | 16.8% | 12.1% | 10.2% | 8.7% | 12.8% | 13.4% | — | — | — |
| Return on equity | 8.0% | 5.1% | 3.7% | 2.9% | 4.7% | 4.4% | — | — | — |
| Return on assets | 7.4% | 4.7% | 3.4% | 2.7% | 4.4% | 4.2% | — | — | — |
| Free cash flow yield | 2.4% | 1.4% | 0.9% | 1.1% | 1.5% | 1.1% | — | — | — |
| Revenue growth | 16.7% | 17.5% | 11.9% | -8.9% | 14.5% | 5.4% | — | — | — |
| Earnings growth | 62.0% | 39.4% | 31.1% | -38.2% | 9.8% | -1.7% | — | — | — |
| Current ratio | 11.10x | 9.87x | 11.83x | 13.17x | 11.82x | 12.59x | — | — | — |
| Debt to equity | — | 0.02x | 0.01x | 0.02x | 0.01x | — | — | 0.05x | 0.06x |
| Equity ratio | 93.2% | 91.9% | 92.8% | 93.4% | 93.1% | 93.7% | — | — | — |
| Interest coverage | — | 488.19x | 398.02x | 246.08x | 433.18x | 1556.88x | 1630.06x | — | — |
| R&D as a share of sales | 4.0% | 4.3% | 4.9% | 5.3% | 4.6% | 5.2% | — | — | — |
| Buybacks as a share of market value | 0.8% | -2.3% | 12.5% | -12.0% | 4.7% | -8.4% | — | — | — |
Growth per year
Compound annual rate
| 3 years | 5 years | 10 years | |
|---|---|---|---|
| Revenue | 15.3% | 9.9% | 6.6% |
| Operating income | 49.2% | 15.4% | 3.0% |
| Net income | 43.6% | 15.0% | 2.9% |
Average margins
Over each period
| 1 year | 3 years | 5 years | 10 years | |
|---|---|---|---|---|
| Gross margin | 37.1% | 35.3% | 36.6% | 39.7% |
| Operating margin | 17.2% | 14.4% | 14.7% | 17.3% |
| Net margin | 14.6% | 12.4% | 12.6% | 15.0% |
Valuation history
At each fiscal year end
| FY2025 | FY2024 | FY2023 | FY2022 | FY2021 | FY2020 | FY2019 | FY2018 | FY2017 | |
|---|---|---|---|---|---|---|---|---|---|
| Price to earnings | 97.4 | 92.4 | 107.9 | 193.2 | 93.5 | 106.4 | 98.7 | 57.7 | 20.9 |
| Price to sales | 16.3 | 11.2 | 11.0 | 16.8 | 12.0 | 14.2 | 14.2 | 10.0 | 3.9 |
Dividends and splits
Per share, in the currency the company pays
Paid for 8 years. Last went ex-dividend on 17 Jun 2026.
| FY2026 | FY2025 | FY2024 | FY2023 | FY2022 | FY2021 | FY2020 | FY2019 | |
|---|---|---|---|---|---|---|---|---|
| Paid in the year | 0.25 | 0.19 | 0.12 | 0.05 | 0.10 | 0.10 | 0.07 | 0.10 |
Sources and methodology
- Data on this tab
- Our data supplier
- Chart on the Overview
- TradingView
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