FORM 2 - Corporate Substantial Shareholder Notice
 
Form Serial Number: CS20260724E00445 
1. Date of relevant event: 22/07/2026
(dd/mm/yyyy)
2. Date when the substantial shareholder becomes aware of the relevant event / interest in the shares (if later):
(dd/mm/yyyy)
3. Stock code: 02249
4. Name of listed corporation: 合肥晶合集成電路股份有限公司 
5. Class of shares: H Shares 
6. Number of issued shares in class: 216,167,000
7. Name of substantial shareholder: 華勤技術股份有限公司 
8. Registered office: 中國(上海)自由貿易試驗區科苑路399號1幢
9. Principal place of business in Hong Kong: 香港銅鑼灣希慎道33號利園一期19樓1912室 
15. Exchange on which listed: 在上海證券交易所主板、香港聯合交易所主板上市
16. Name of listed parent and exchange on which parent is listed:  
17. Details of relevant event:
  Brief description of relevant event Capacity in which shares were/are held Number of shares bought/sold or involved Currency of transaction On Exchange Off Exchange
Before relevant event After relevant event Highest price (per share) Average price (per share) Average consideration (per share) Nature of consideration
Long position
1101The percentage level of your interest in the shares has increased because:
you purchased the shares
2201Interest of corporation controlled by you
2201Interest of corporation controlled by you
4,451,600 HKD 33.3000 32.3850
Short position 
 
 
 
           
18. Total shares immediately before the relevant event:
 Total number of sharesPercentage figure (%)
Long position15,413,6007.13
19. Total shares immediately after the relevant event:
 Total number of sharesPercentage figure (%)
Long position19,865,2009.19
20. Capacity in which interests disclosed in Box 19 are held:
Capacity codeNumber of shares
2201Interest of corporation controlled by you
Long position19,865,200

21. Further information in respect of derivative interests:
Derivatives codeNumber of shares
  
22. Further information in relation to interests of corporations controlled by substantial shareholder:
Name of controlled corporationAddress and place of incorporationName of controlling person% controlDirect interest (Y/N)Number of shares
海勤通訊香港有限公司香港灣仔告士打道151號資本中心11樓1101室華勤技術股份有限公司100.00N
Long position19,865,200
華勤通訊香港有限公司香港新界上水龍琛路39號上水廣場17樓1702室海勤通訊香港有限公司100.00Y
Long position19,865,200

23. Further information in relation to interests held by substantial shareholder jointly with another person:
Name of joint shareholderAddressNumber of shares
 
24. Further information from a trustee, a beneficiary of a trust, or a person who set up a discretionary trust:
Names of trustAddressStatus codeNumber of shares
  
25. Further information from a party to an agreement under Section 317 (Please see Notes for further information required):
Names of other partiesAddressNumber of shares
 
Total number of shares in which a substantial shareholder is interested under sections 317 and 318
26. Details of person(s) in accordance with whose directions the substantial shareholder or its directors are accustomed to act:
NamesAddressRelationship CodePercentage (%)
  
 
27. Supplementary information:
28. Log/Serial Number of the previous form:
29. Number of concert party document(s) under section 317 attached/uploaded:
Date of filing this Form 2: 24/07/2026
(dd/mm/yyyy)