Hong Kong Exchanges and Clearing Limited

FORM 3A - Director/Chief Executive Notice - Interests in Shares of Listed Corporation

Form Serial Number:

DA20260722E00737

1. Date of relevant event:

08/07/2026
(dd/mm/yyyy)

2. Date when director became aware of the relevant event/ interest in the shares (if later):

(dd/mm/yyyy)

3. Stock code:

08090

4. Name of listed corporation:

山東寶蓋新材料科技股份有限公司 - H股

5. Class of shares:

Domestic Shares

6. Number of issued shares in class:

43,400,000

7. Name of director (English) as printed on HKID Card/Passport:

(Surname)	LIU
(Other names)	ZHENTAO

10. Name of director (Chinese):

刘振韬

11. Chinese Character Code as printed on HKID Card:

24. 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)

Consideration code

Long position

1701	Miscellaneous On listing of the corporation or a class of shares of the listed corporation

2501	Other (you must describe the capacity in the Supplementary Information box)

42,000,001

Short position

25. Total shares in listed corporation immediately before the relevant event:

	Total number of shares	Percentage figure (%)

26. Total shares in listed corporation immediately after the relevant event:

	Total number of shares	Percentage figure (%)
Long position	42,000,001	96.77
Short position	0	0.00

27. Capacity in which interests disclosed in Box 26 are held:

Code describing capacity

Number of shares

2101	Beneficial owner

Long position

25,479,801

2202	Interest of your spouse

Long position

12,320,200

2201	Interest of corporation controlled by you

Long position

4,200,000

28. Further information in derivative interests in listed corporation :

Derivatives code

Exercise period (dd/mm/yyyy)

Consideration - if derivatives granted by listed corporation

Number of shares

		Begins	Ends	Currency	Price for grant	Currency	Exercise price	Currency	Price on assignment

29. Further information in relation to interests of children under 18 and/or spouse:

Child/Spouse	Name of child/spouse	Number of shares

30. Further information in relation to interests of corporations controlled by Director:

Name of controlled corporation

Address and place of incorporation

Name of controlling person

% control

Direct interest (Y/N)

Number of shares

宝成(淄博)企业管理合伙企业(有限合伙)

中国山东省淄博市张店区华光路108号黄金1号

刘振韬

100.00

Long position

4,200,000

31. Further information in relation to interests held by Director jointly with another person:

Name of joint shareholder	Address	Number of shares

32. Further information from a director who is a trustee, or beneficiary of a trust, or a person who has set up a Discretionary Trust:

Names of Trust	Address	Status code	Number of shares

33. 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 director is interested under sections 317 and 318

34. Supplementary information:

Mr. Liu Zhentao ("Mr. Liu") and Ms. Li Xiaoyan are spouses. Accordingly, they are deemed to be interested in the same number of Shares that the other person is interested in for the purpose of the SFO. 宝成(淄博)企业管理合伙企业(有限合伙) ("Baocheng") was owned by Mr. Liu as to approximately 12.54%. Mr. Liu was the sole general partner of Baocheng and Baocheng was interested in approximately 9.68% Non-H Shares. Accordingly, Mr. Liu is deemed to be interested in the Non-H Shares held by Baocheng under the SFO.

35. Log/Serial Number of the previous form:

36. Number of concert party document(s) under section 317 attached/uploaded:

Date of filing this Form 3A:

22/07/2026
(dd/mm/yyyy)