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CHYY Development Group Limited — Investor Relations & Filings

Ticker · 8128 HKEX Electricity, gas, steam and air conditioning supply
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Filings indexed 1,519 across all filing types
Latest filing 2025-04-23 Transaction in Own Shar…
Country HK Hong Kong
Listing HKEX 8128

About CHYY Development Group Limited

http://www.chyy.com.hk

CHYY Development Group Limited is an investment holding company specializing in the research, development, promotion, and utilization of shallow ground source energy. The company provides comprehensive geothermal energy solutions, primarily for building heating, cooling, and domestic hot water supply. Core activities include the manufacturing and sale of renewable energy equipment, such as geothermal energy systems, heat pump products, pump wells, and buried pipes. The Group offers installation services, technical support, and full-spectrum technical services related to shallow ground energy development. Key product offerings include Distributed Geothermal Energy Cold/Heat Source Stations and Geothermal Energy Heat Pump Environmental Systems, often leveraging proprietary single-well pumping and injection technology. The company also provides property management services.

Recent filings

Filing Released Lang Actions
CLARIFICATION ANNOUNCEMENT DISPOSAL OF TREASURY SHARES UNDER GENERAL AND RESALE MANDATE
Transaction in Own Shares Classification · 1% confidence The document is an announcement to Hong Kong Exchanges clarifying a typographical error in a previous announcement concerning the disposal of treasury shares by the company under its general and resale mandate. This relates directly to the company’s transaction in its own shares (selling treasury stock). Therefore, it falls under the “Transaction in Own Shares” category (POS).
2025-04-23 English
NEXT DAY DISCLOSURE RETURN
Transaction in Own Shares Classification · 1% confidence The document is a Next Day Disclosure Return (Form FF305) under Hong Kong Stock Exchange rules, detailing changes in the issuer’s own shares (off-market sale of treasury shares) including opening/closing balances and transaction details. This is a report of the company selling its own treasury shares, which falls squarely under “Transaction in Own Shares” (share repurchase/issuance). Therefore, the correct classification is POS.
2025-04-17 English
COMPANY INFORMATION SHEET
Regulatory Filings Classification · 1% confidence The document is clearly a Hong Kong Stock Exchange "Form G" company information sheet used to comply with GEM Listing Rules. It is not an Annual Report or Interim Report, nor an earnings release or investor presentation. It is a regulatory listing form providing static company particulars for public disclosure under rule 17.52. There is no more specific category for HKEX listing forms, so it falls under the general “Regulatory Filings” category.
2025-04-17 English
DISPOSAL OF TREASURY SHARES UNDER GENERAL AND RESALE MANDATE
Transaction in Own Shares Classification · 1% confidence The document is an official announcement by CHYY Development Group Limited regarding the disposal of 22,416,000 treasury shares under its general and resale mandate. It details the parties, sale price, shareholding structure, use of proceeds, and confirms compliance with listing rules. This is not a fundraising announcement (CAP) or share issue (SHA), but a sale of the company's own treasury shares. According to the classification definitions, this fits “Transaction in Own Shares” (POS).
2025-04-17 English
PROPOSED AMENDMENTS TO THE EXISTING MEMORANDUM AND ARTICLES OF ASSOCIATION AND ADOPTION OF THE NEW AMENDED AND RESTATED MEMORANDUM AND ARTICLES OF ASSOCIATION
Governance Information Classification · 1% confidence The announcement relates specifically to proposed amendments to the company’s Memorandum and Articles of Association (i.e. its core constitutional and governance documents), outlining how it will comply with updated Listing Rules and modernise its internal rules. This is a governance‐focused filing rather than a financial report, capital transaction, earnings release, or AGM materials. Therefore it best fits the Governance Information category (CGR).
2025-04-16 English
2024 ENVIRONMENTAL, SOCIAL AND GOVERNANCE REPORT
Environmental & Social Information Classification · 1% confidence The document is titled “2024 Environmental, Social and Governance Report” of CHYY Development Group Limited, contains extensive ESG content (governance framework, environmental responsibility, social responsibility, stakeholder engagement, materiality assessment, etc.), and is over 100,000 characters (full report rather than announcement). This clearly matches the “Environmental & Social Information” category (Code: SR).
2025-04-15 English

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