FORM 1 - Individual Substantial Shareholder Notice
Form Serial Number
:
IS20260716E00003
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
)
Li
(
Other names
)
Hui
10.
Name of substantial shareholder (Chinese)
:
黎輝
11.
Chinese Character Code as printed on HKID Card
:
78126540
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
61,352,943
Short position
15.
Total shares immediately before the relevant event
:
Total number of shares
Percentage figure (%)
Long position
61,352,943
25.03
16.
Total shares immediately after the relevant event
:
Total number of shares
Percentage figure (%)
Long position
61,352,943
23.60
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
61,352,943
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
Centurium Holdings (BVI) Ltd.
Kingston Chambers, PO Box 173, Road Town, Tortola, British Virgin Islands
Li Hui
100.00
N
Long position
61,352,943
Centurium Holdings Ltd.
PO Box 309, Ugland House, Grand Cayman, KY1-1104, Cayman Islands
Centurium Holdings (BVI) Ltd.
100.00
N
Long position
61,352,943
Centurium Capital Management Ltd
PO Box 309, Ugland House, Grand Cayman, KY1-1104, Cayman Islands
Centurium Holdings Ltd.
100.00
N
Long position
49,626,458
Centurium Capital Management (HK) Ltd
Suite 1313, Two Pacific Place, 88 Queensway, Hong Kong
Centurium Capital Management Ltd
100.00
N
Long position
49,626,458
Beijing Centurium Management Advisory Co., Ltd.
22/F, Building A, Central Park Plaza, Changyao Park South Road, Chaoyang District, Beijing 100026, China
Centurium Capital Management (HK) Ltd
100.00
N
Long position
49,626,458
Khorgos Centurium Business Service Co., Ltd.
Room 2305, 23rd Floor, Orient Apartment, Plot B4, Khorgos China-Kazakhstan International Border Cooperation Center, Ili Prefecture, Xinjiang Uygur Autonomous Region, PRC
Beijing Centurium Management Advisory Co., Ltd.
100.00
N
Long position
49,626,458
Xiamen Centurium Private Equity Fund Management Co., Ltd.
Unit 2-A687, 22nd Floor, Lianqian Group Building, No. 323 Qianpu Middle Road, Siming District, Xiamen City, Fujian Province, PRC
Khorgos Centurium Business Service Co., Ltd.
100.00
N
Long position
49,626,458
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
Xiamen Centurium Private Equity Fund Management Co., Ltd.
9.90
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
N
Long position
25,403,313
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
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
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
Beijing Zhenglang Business Service Co., Ltd.
0.00
Y
Long position
16,503,313
Beijing Zhenglang Business Service Co., Ltd.
Shop 3, 3rd Floor, Building 1, No. 66 Zhongguancun East Road, Haidian District, Beijing, PRC
Beijing Zhengjia Business Service Co., Ltd.
100.00
N
Long position
16,503,313
Beijing Zhengjia Business Service Co., Ltd.
Shop 4-023, 2nd Floor, Building 1, No. 66 Zhongguancun East Road, Haidian District, Beijing, PRC
Beijing Centurium Management Advisory Co., Ltd.
100.00
N
Long position
22,457,075
Shanghai Qiongyu Business Consulting Partnership (Limited Partnership)
Room A1-6221, No. 58 Fuminzhi Road, Hengsha Town, Chongming District, Shanghai, (Shangang 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
Unit 2-A630, 22nd Floor, Lianqian Group Building, No. 323 Qianpu Middle Road, Siming District, Xiamen City, Fujian Province, PRC
Beijing Zhengguan Business Service Co., Ltd.
0.00
Y
Long position
5,953,762
Beijing Zhengguan Business Service Co., Ltd.
Shop 2, 3rd Floor, Building 1, No. 66 Zhongguancun East Road, Haidian District, Beijing, PRC
Beijing Zhengjia Business Service Co., Ltd.
100.00
N
Long position
5,953,762
Xiamen Zhengmei Enterprise Management 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
0.05
N
Long position
5,953,762
Xiamen Centurium Enterprise Management Partnership
Unit 2-A586, 22nd Floor, Lianqian Group Building, No. 323 Qianpu Middle Road, Siming District, Xiamen City, Fujian Province, PRC
Xiamen Centurium Private Equity Fund Management Co., Ltd.
0.08
N
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
Nanjing Jiangbei New Area Centurium Phase II Venture Capital Partnership (Limited Partnership)
63.88
N
Long position
5,953,762
Nanjing Jiangbei New Area Centurium Phase II Venture Capital Partnership (Limited Partnership)
Room 2745, Incubation Eagle Building, No. 99 Tuanjie Road, R&D Park, Jiangbei New Area, Nanjing City, Jiangsu Province, PRC
Nanjing Zhengguan Equity Investment Partnership (Limited Partnership)
0.08
N
Long position
5,953,762
Nanjing Zhengguan Equity Investment Partnership (Limited Partnership)
Room 2687, Incubation Eagle Building, No. 99 Tuanjie Road, R&D Park, Nanjing Area, China (Jiangsu) Pilot Free Trade Zone, Jiangsu Province, PRC
Xiamen Centurium Private Equity Fund Management Co., Ltd.
0.10
N
Long position
5,953,762
Nanjing Zhengguan Equity Investment Partnership (Limited Partnership)
Room 2687, Incubation Eagle Building, No. 99 Tuanjie Road, R&D Park, Nanjing Area, China (Jiangsu) Pilot Free Trade Zone, Jiangsu Province, PRC
Xiamen Centurium Enterprise Management Partnership (Limited Partnership)
99.90
N
Long position
5,953,762
Masterwork Holdings Limited
PO Box 309, Ugland House, Grand Cayman, KY1-1104, Cayman Islands
Centurium Capital Partners II, L.P.
100.00
Y
Long position
11,726,485
Centurium Capital Partners II, L.P.
PO Box 309, Ugland House, Grand Cayman, KY1-1104, Cayman Islands
Centurium Capital Partner II GP Ltd.
0.00
N
Long position
11,726,485
Centurium Capital Partner II GP Ltd.
PO Box 309, Ugland House, Grand Cayman, KY1-1104, Cayman Islands
Centurium Holdings Ltd.
100.00
N
Long position
11,726,485
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)