SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

YSX Tech Co., Ltd

(Name of Issuer)

Class A ordinary shares,par value $0.0001 per share

(Title of Class of Securities)

G9877T100

(CUSIP Number)

12/31/2024

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No.

G9877T100

Names of Reporting Persons

Jeffre Xiao XJ Holding Limited

Check the appropriate box if a member of a Group (see instructions)

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

VIRGIN ISLANDS, BRITISH

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 12,660,736.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 12,660,736.00

Aggregate Amount Beneficially Owned by Each Reporting Person

12,660,736.00

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in row (9)

54.88 %

Type of Reporting Person (See Instructions)

Comment for Type of Reporting Person: * Represents 11,850,077 Class A ordinary shares and 810,659 Class B ordinary shares (convertible into Class A ordinary shares at any time at the option of the holder on a one-to-one basis) held by Jeffre Xiao XJ Holding Limited as of December 31, 2024. ** Percentage of class is calculated based on 22,260,175 Class A ordinary shares and 1,177,325 Class B ordinary shares outstanding as of December 31, 2024, which information was provided by the Issuer to the Reporting Persons on December 31, 2024. Pursuant to Rule 13d-3(d)(1) under the Securities Exchange Act of 1934, as amended, the denominator of this percentage is the sum of the 22,260,175 Class A ordinary shares outstanding plus the 810,659 Class A ordinary shares issuable to the Reporting Person upon the conversion of the Class B ordinary shares described above. Since (i) Class A and Class B ordinary shares vote together on all matters submitted to shareholders for voting, and (ii) each Class A ordinary share is entitled to one vote, and each Class B ordinary share is entitled to five votes, the Reporting Person holds 56.50% of total voting power of the Issuer.

SCHEDULE 13G

CUSIP No.

G9877T100

Names of Reporting Persons

Jie Xiao

Check the appropriate box if a member of a Group (see instructions)

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

CHINA

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 12,660,736.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 12,660,736.00

Aggregate Amount Beneficially Owned by Each Reporting Person

12,660,736.00

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in row (9)

54.88 %

Type of Reporting Person (See Instructions)

Comment for Type of Reporting Person: * Represents 11,850,077 Class A ordinary shares and 810,659 Class B ordinary shares (convertible into Class A ordinary shares at any time at the option of the holder on a one-to-one basis) held by Jeffre Xiao XJ Holding Limited as of December 31, 2024. Jie Xiao is the sole shareholder and director of CCSC INVESTMENT LIMITED, therefore is deemed to beneficially own the shares held by CCSC INVESTMENT LIMITED. ** Percentage of class is calculated based on 22,260,175 Class A ordinary shares and 1,177,325 Class B ordinary shares outstanding as of December 31, 2024, which information was provided by the Issuer to the Reporting Persons on December 31, 2024. Pursuant to Rule 13d-3(d)(1) under the Securities Exchange Act of 1934, as amended, the denominator of this percentage is the sum of the 22,260,175 Class A ordinary shares outstanding plus the 810,659 Class A ordinary shares issuable to the Reporting Person upon the conversion of the Class B ordinary shares described above. Since (i) Class A and Class B ordinary shares vote together on all matters submitted to shareholders for voting, and (ii) each Class A ordinary share is entitled to one vote, and each Class B ordinary share is entitled to five votes, the Reporting Person holds 56.50% of total voting power of the Issuer.

SCHEDULE 13G

Item 1.

(a)

Name of issuer:

YSX Tech Co., Ltd

(b)

Address of issuer's principal executive offices:

401, 4/F, BUILDING 12, 1601 S. GUANGZHOU AVE HAIZHU DISTRICT GUANGZHOU, China, 510220

Item 2.

(a)

Name of person filing:

Jeffre Xiao XJ Holding Limited Jie Xiao

(b)

Address or principal business office or, if none, residence:

Address of Jeffre Xiao XJ Holding Limited: Sea Meadow House, P.O. Box 116, Road Town, Tortola, British Virgin Islands Business address of Jie Xiao: 401, 4 / F, Building 12, 1601 South Guangzhou Avenue, Haizhu District, Guangzhou, Guangdong, PRC

(c)

Citizenship:

Jeffre Xiao XJ Holding Limited: British Virgin Islands Jie Xiao: China

(d)

Title of class of securities:

Class A ordinary shares,par value $0.0001 per share

(e)

CUSIP No.:

G9877T100

Item 3.

If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:

(a)

Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);

(b)

Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);

(c)

Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);

(d)

Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);

(e)

An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);

(f)

An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);

(g)

A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);

(h)

A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i)

A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

(j)

A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J),
please specify the type of institution:

(k)

Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).

Item 4.

Ownership

(a)

Amount beneficially owned:

12,660,736

(b)

Percent of class:

54.88%

(c)

Number of shares as to which the person has:

(i) Sole power to vote or to direct the vote:

(ii) Shared power to vote or to direct the vote:

12,660,736

(iii) Sole power to dispose or to direct the disposition of:

(iv) Shared power to dispose or to direct the disposition of:

12,660,736

Item 5.

Ownership of 5 Percent or Less of a Class.

Item 6.

Ownership of more than 5 Percent on Behalf of Another Person.

Not Applicable

Item 7.

Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.

Not Applicable

Item 8.

Identification and Classification of Members of the Group.

Not Applicable

Item 9.

Notice of Dissolution of Group.

Not Applicable

Item 10.

Certifications:

Not Applicable

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Jeffre Xiao XJ Holding Limited

Signature:	/s/ Jie Xiao
Name/Title:	Jie Xiao Director
Date:	02/18/2025

Jie Xiao

Signature:	/s/ Jie Xiao
Name/Title:	Jie Xiao
Date:	02/18/2025

Exhibit Information

joint filing agreement 99.1

SEC Form SCHEDULE 13G filed by YSX Tech. Co. Ltd