FORM 1 - Individual Substantial Shareholder Notice
Form Serial Number
:
IS20260716E00004
1.
Date of relevant event
:
13/07/2026
(dd/mm/yyyy)
2.
Date when the substantial shareholder becomes aware of the relevant event / interest in the shares (if later)
:
13/07/2026
(dd/mm/yyyy)
3.
Stock code
:
09903
4.
Name of listed corporation
:
Shanghai Iluvatar CoreX Semiconductor Co., Ltd.
5.
Class of shares
:
H Shares
6.
Number of issued shares in class
:
259,958,965
7.
Name of substantial shareholder (English) as printed on HKID Card/Passport
:
(
Surname
)
Sha
(
Other names
)
Wangyang
10.
Name of substantial shareholder (Chinese)
:
沙汪洋
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
1213
The 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)
2201
Interest of corporation controlled by you
49,626,458
Short position
15.
Total shares immediately before the relevant event
:
Total number of shares
Percentage figure (%)
Long position
49,626,458
20.25
16.
Total shares immediately after the relevant event
:
Total number of shares
Percentage figure (%)
Long position
49,626,458
19.09
17.
Capacity in which interests disclosed in Box 16 are held
:
Capacity code
Number of shares
2201
Interest of corporation controlled by you
Long position
49,626,458
18.
Further information in respect of derivative interests
:
Derivatives code
Number of shares
19.
Further information in relation to interests of children under 18 and/or spouse
:
Child/Spouse
Name of child/spouse
Number of shares
20.
Further information in relation to interests of corporations controlled by substantial shareholder
:
Name of controlled corporation
Address and place of incorporation
Name of controlling shareholder
% control
Direct interest (Y/N)
Number of shares
Xiamen Zhengyou Enterprise Management Partnership (Limited Partnership)
Unit 2-A903, 22nd Floor, Lianqian Group Building, No. 323 Qianpu Middle Road, Siming District, Xiamen City, Fujian Province, PRC
Wangyang Sha
0.05
N
Long position
43,672,696
Pingxiang Zhengqin Information Technology Partnership (Limited Partnership)
No. 159, Changtan Village, Wupi Town, Anyuan District, Pingxiang City, Jiangxi Province, PRC
Xiamen Zhengyou Enterprise Management Partnership (Limited Partnership)
50.00
N
Long position
43,672,696
Xiamen Centurium Equity Investment Fund Center (Limited Partnership)
Unit 2-A901, 22nd Floor, Lianqian Group Building, No. 323 Qianpu Middle Road, Siming District, Xiamen City, Fujian Province, PRC
Pingxiang Zhengqin Information Technology Partnership (Limited Partnership)
90.10
N
Long position
43,672,696
Fujian Centurium Phase I Investment Partnership (Limited Partnership)
Room 101, Building 8, No. 31 North Wenxin Street, Wenwusha Sub-district, Changle District, Fuzhou City, Fujian Province, PRC
Xiamen Centurium Equity Investment Fund Center (Limited Partnership)
0.06
Y
Long position
18,269,383
Fujian Centurium Phase I Investment Partnership (Limited Partnership)
Room 101, Building 8, No. 31 North Wenxin Street, Wenwusha Sub-district, Changle District, Fuzhou City, Fujian Province, PRC
Xiamen Centurium Equity Investment Fund Center (Limited Partnership)
0.06
N
Long position
25,403,313
Nanjing Youxu Equity Investment Partnership (Limited Partnership)
Unit 103-36, Building A, Innovation Service Center, No. 001 Huxin Road, Modern Agricultural Industrial Park, Gaochun District, Nanjing City, Jiangsu Province, PRC
Fujian Centurium Phase I Investment Partnership (Limited Partnership)
100.00
Y
Long position
16,503,313
Shanghai Qiongyu Business Consulting Partnership (Limited Partnership)
Room A1-6221, No. 58 Fuminzhi Road, Hengsha Town, Chongming District, Shanghai, (Shanghai Hengtai Economic Development Zone), PRC
Fujian Centurium Phase I Investment Partnership (Limited Partnership)
71.45
Y
Long position
8,900,000
Xiamen Zhengmei Enterprise Management Partnership (Limited Partnership)
Unit 2-A630, 22nd Floor, Lianqian Group Building, No. 323 Qianpu Middle Road, Siming District, Xiamen City, Fujian Province, PRC
Xiamen Centurium Phase II Investment Fund Partnership (Limited Partnership)
100.00
Y
Long position
5,953,762
Xiamen Centurium Phase II Investment Fund Partnership (Limited Partnership)
Unit 2-A588, 22nd Floor, Lianqian Group Building, No. 323 Qianpu Middle Road, Siming District, Xiamen City, Fujian Province, PRC
Xiamen Centurium Enterprise Management Partnership (Limited Partnership)
0.05
N
Long position
5,953,762
Xiamen Centurium Enterprise Management Partnership (Limited Partnership)
Unit 2-A586, 22nd Floor, Lianqian Group Building, No. 323 Qianpu Middle Road, Siming District, Xiamen City, Fujian Province, PRC
Pingxiang Zhengping Information Technology Partnership (Limited Partnership)
99.92
N
Long position
5,953,762
Pingxiang Zhengping Information Technology Partnership (Limited Partnership)
No. 104, Datian Village, Wupi Town, Anyuan District, Pingxiang City, Jiangxi Province, PRC
Xiamen Zhenghua Investment Partnership (Limited Partnership)
0.29
N
Long position
5,953,762
Pingxiang Zhengping Information Technology Partnership (Limited Partnership)
No. 104, Datian Village, Wupi Town, Anyuan District, Pingxiang City, Jiangxi Province, PRC
Xiamen Yuzheng Enterprise Management Partnership (Limited Partnership)
99.71
N
Long position
5,953,762
Xiamen Zhenghua Investment Partnership (Limited Partnership)
Unit 2-A905, 22nd Floor, Lianqian Group Building, No. 323 Qianpu Middle Road, Siming District, Xiamen City, Fujian Province, PRC
Xiamen Yuzheng Enterprise Management Partnership (Limited Partnership)
90.94
N
Long position
5,953,762
Xiamen Yuzheng Enterprise Management Partnership (Limited Partnership)
Unit 2-A896, 22nd Floor, Lianqian Group Building, No. 323 Qianpu Middle Road, Siming District, Xiamen City, Fujian Province, PRC
Wangyang Sha
99.73
N
Long position
5,953,762
Xiamen Zhenghua Investment Partnership (Limited Partnership)
Unit 2-A905, 22nd Floor, Lianqian Group Building, No. 323 Qianpu Middle Road, Siming District, Xiamen City, Fujian Province, PRC
Wangyang Sha
9.06
N
Long position
5,953,762
21.
Further information in relation to interests held by substantial shareholder jointly with another person
:
Name of joint shareholder
Address
Number 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 trust
Address
Status code
Number of shares
23.
Further information from a party to an agreement under Section 317 (Please see Notes for further information required)
:
Names of other parties
Address
Number of shares
Total number of shares in which a substantial shareholder is interested under sections 317 and 318
24.
Supplementary information
:
Percentage level of interest decreased as a result of the allotment and issuance of 14,857,000 new H Shares by the listed corporation pursuant to its general mandate. No shares were disposed of by the substantial shareholder.
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
:
16/07/2026
(dd/mm/yyyy)