CHYY Development Group (8128) Stock Overview
An investment holding company, engages in the research, development, and promotion of geothermal energy as alternative energy for building’s heating applications in the People's Republic of China. More details
| Snowflake Score | |
|---|---|
| Valuation | 0/6 |
| Future Growth | 0/6 |
| Past Performance | 1/6 |
| Financial Health | 4/6 |
| Dividends | 0/6 |
8128 Community Fair Values
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CHYY Development Group Limited Competitors
Price History & Performance
| Historical stock prices | |
|---|---|
| Current Share Price | HK$0.03 |
| 52 Week High | HK$0.045 |
| 52 Week Low | HK$0.028 |
| Beta | -0.032 |
| 1 Month Change | -18.92% |
| 3 Month Change | -16.67% |
| 1 Year Change | -30.23% |
| 3 Year Change | n/a |
| 5 Year Change | -62.50% |
| Change since IPO | -97.73% |
Recent News & Updates
Recent updates
Shareholder Returns
| 8128 | HK Commercial Services | HK Market | |
|---|---|---|---|
| 7D | 3.4% | -2.9% | -4.0% |
| 1Y | -30.2% | -0.6% | 4.5% |
Return vs Industry: 8128 underperformed the Hong Kong Commercial Services industry which returned -0.6% over the past year.
Return vs Market: 8128 underperformed the Hong Kong Market which returned 4.5% over the past year.
Price Volatility
| 8128 volatility | |
|---|---|
| 8128 Average Weekly Movement | 13.5% |
| Commercial Services Industry Average Movement | 7.2% |
| Market Average Movement | 7.4% |
| 10% most volatile stocks in HK Market | 16.0% |
| 10% least volatile stocks in HK Market | 3.5% |
Stable Share Price: 8128's share price has been volatile over the past 3 months compared to the Hong Kong market.
Volatility Over Time: 8128's weekly volatility (14%) has been stable over the past year, but is still higher than 75% of Hong Kong stocks.
About the Company
| Founded | Employees | CEO | Website |
|---|---|---|---|
| 2000 | 193 | Mingzhong Yang | www.chyy.com.hk |
CHYY Development Group Limited, an investment holding company, engages in the research, development, and promotion of geothermal energy as alternative energy for building’s heating applications in the People's Republic of China. The company operates through four segments: Shallow Geothermal Energy, Air Conditioning/Shallow Geothermal Heat Pump, Property Investment and Development, and Securities Investment and Trading. The company is also involved in the planning and design, supply of renewable energy, intelligent manufacturing, engineering construction, and operation and maintenance; trading of air conditioning/shallow geothermal heat pump products; investment in properties; and trading securities and other types of investments.
CHYY Development Group Limited Fundamentals Summary
| 8128 fundamental statistics | |
|---|---|
| Market cap | HK$134.58m |
| Earnings (TTM) | HK$7.12m |
| Revenue (TTM) | HK$47.84m |
Is 8128 overvalued?
See Fair Value and valuation analysisEarnings & Revenue
| 8128 income statement (TTM) | |
|---|---|
| Revenue | HK$47.84m |
| Cost of Revenue | HK$35.39m |
| Gross Profit | HK$12.44m |
| Other Expenses | HK$5.32m |
| Earnings | HK$7.12m |
Last Reported Earnings
Dec 31, 2025
Next Earnings Date
n/a
| Earnings per share (EPS) | 0.0016 |
| Gross Margin | 26.01% |
| Net Profit Margin | 14.88% |
| Debt/Equity Ratio | 1.2% |
How did 8128 perform over the long term?
See historical performance and comparisonCompany Analysis and Financial Data Status
| Data | Last Updated (UTC time) |
|---|---|
| Company Analysis | 2026/06/10 00:42 |
| End of Day Share Price | 2026/06/10 00:00 |
| Earnings | 2025/12/31 |
| Annual Earnings | 2025/12/31 |
Data Sources
The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.
| Package | Data | Timeframe | Example US Source * |
|---|---|---|---|
| Company Financials | 10 years |
| |
| Analyst Consensus Estimates | +3 years |
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| Market Prices | 30 years |
| |
| Ownership | 10 years |
| |
| Management | 10 years |
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| Key Developments | 10 years |
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* Example for US securities, for non-US equivalent regulatory forms and sources are used.
Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.
Analysis Model and Snowflake
Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.
Learn about the world class team who designed and built the Simply Wall St analysis model.
Industry and Sector Metrics
Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.
Analyst Sources
CHYY Development Group Limited is covered by 0 analysts. 0 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.