FORM 1 - Individual Substantial Shareholder Notice
 
Form Serial Number: IS20260910E00038
1. Date of relevant event: 04/09/2026
(dd/mm/yyyy)
2. Date when the substantial shareholder becomes aware of the relevant event / interest in the shares (if later): 10/09/2026
(dd/mm/yyyy)
3. Stock code: 09678
4. Name of listed corporation: Unisound AI Technology Co., Ltd. - H Shares 
5. Class of shares: H Shares 
6. Number of issued shares in class: 45,109,883
7. Name of substantial shareholder (English) as printed on HKID Card/Passport:
(Surname) SUN
(Other names) Ge
10. Name of substantial shareholder (Chinese): 孫戈 
11. Chinese Character Code as printed on HKID Card:
 
14. 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 
1213The percentage level of your interest in the shares has reduced because:
any other event (you must briefly describe the relevant event in the Supplementary Information box)
 
2201Interest of corporation controlled by you
 
2201Interest of corporation controlled by you
 		 500,000         
 
Short position 
 
 
 		            
15. Total shares immediately before the relevant event:
 Total number of sharesPercentage figure (%)
Long position2,721,5496.03
 
16. Total shares immediately after the relevant event:
 Total number of sharesPercentage figure (%)
Long position2,221,5494.92
 
17. Capacity in which interests disclosed in Box 16 are held:
Capacity codeNumber of shares
2201Interest of corporation controlled by you
Long position2,221,549
 
18. Further information in respect of derivative interests:
Derivatives codeNumber of shares
  
 
19. Further information in relation to interests of children under 18 and/or spouse:
Child/SpouseName of child/spouseNumber of shares
 
 
20. Further information in relation to interests of corporations controlled by substantial shareholder:
Name of controlled corporationAddress and place of incorporationName of controlling shareholder% controlDirect interest (Y/N)Number of shares
Tianjin HeYiGuYu Venture Capital Partnership (Limited Partnership) 天津和易谷雨創業投資合夥企業(有限合夥)(TG No. 778) 204 Chuangzhi Building, 482 Dongmanzhong Road, Zhongxin Eco City, Tianjin, China 中國天津生態城動漫中路482號創智大廈204（TG第778號）Sun Ge99.00Y
Long position2,185,422
Beijing Grains Valley Capital Investment Co, Ltd. 北京磐谷創業投資有限責任公司中國北京市朝陽區北苑路乙108號8幢Sun Ge99.00N
Long position36,127
Tianjin Zhongguancun Pangu Turing Equity Investment Fund Partnership (Limited Partnership) 天津中關村磐穀圖靈股權投資基金合夥企業(有限合夥）中國天津市靜海區團泊新城西區團泊足球場A棟Beijing Grains Valley Capital Investment Co, Ltd. 北京磐谷創業投資有限責任公司1.35Y
Long position36,127
 
21. Further information in relation to interests held by substantial shareholder jointly with another person:
Name of joint shareholderAddressNumber of shares
 
 
22. Further information from a trustee, a beneficiary of a trust, or a person who has set up a discretionary trust:
Names of trustAddressStatus codeNumber of shares
  
 
23. 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
 
24. Supplementary information: Box 14, Mr. Sun Ge acts as a general partner of of Tianjin HeYiGuYu Venture Capital Partnership (Limited Partnership) 天津和易谷雨創業投資合夥企業(有限合夥) , the partnership's shareholding in the Company decreased by selling 500,000 shares from the stock market on 4 September 2026. As the aggregate interest in shares has dropped below 5%, Mr. Sun Ge ceased to have a notifiable interest since 4 September 2026.
25. Log/Serial Number of the previous form:
26. Number of concert party document(s) under section 317 attached/uploaded:
Date of filing this Form 1: 10/09/2026
(dd/mm/yyyy)