SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

Kailera Therapeutics, Inc.

(Name of Issuer)

Common Stock, $0.00001 par value per share

(Title of Class of Securities)

482931102

(CUSIP Number)

06/30/2026

(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 Number(s):

482931102

Names of Reporting Persons

Jiangsu Hengrui Pharmaceuticals Co., Ltd.

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 11,511,853.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 11,511,853.00
8	Shared Dispositive Power 0.00

Aggregate Amount Beneficially Owned by Each Reporting Person

11,511,853.00

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)

8.9 %

Type of Reporting Person (See Instructions)

Comment for Type of Reporting Person: Note to Item 9: Represents 11,511,852 shares of Common Stock held by Jiangsu Hengrui Pharmaceuticals Co., Ltd. and 1 share of Common Stock held by Hengrui (USA) Ltd. Hengrui (USA) Ltd. is a wholly-owned subsidiary of Jiangsu Hengrui Pharmaceuticals Co., Ltd. Note to Item 11: This percentage is calculated based on 129,537,314 shares of Common Stock issued and outstanding, as reported by the Issuer in its prospectus relating to its initial public offering (after giving effect to the full exercise of the underwriters' option to purchase additional shares), filed with the Securities and Exchange Commission pursuant to Rule 424(b) under the Securities Act of 1933, as amended, on April 17, 2026.

SCHEDULE 13G

Item 1.

(a)

Name of issuer:

Kailera Therapeutics, Inc.

(b)

Address of issuer's principal executive offices:

180 Third Avenue, 4th Floor Waltham, MA, 02451

Item 2.

(a)

Name of person filing:

Jiangsu Hengrui Pharmaceuticals Co., Ltd.

(b)

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

No. 7 Kunlunshan Road, Economic and Technological Development Zone, Lianyungang, Jiangsu

(c)

Citizenship:

People's Republic of China

(d)

Title of class of securities:

Common Stock, $0.00001 par value per share

(e)

CUSIP Number(s):

482931102

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:

11,511,853 shares of Common Stock

(b)

Percent of class:

8.9% This percentage is calculated based on 129,537,314 shares of Common Stock issued and outstanding, as reported by the Issuer in its prospectus relating to its initial public offering (after giving effect to the full exercise of the underwriters' option to purchase additional shares), filed with the Securities and Exchange Commission pursuant to Rule 424(b) under the Securities Act of 1933, as amended, on April 17, 2026.

(c)

Number of shares as to which the person has:

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

11,511,853

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

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

11,511,853

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

Item 5.

Ownership of 5 Percent or Less of a Class.

Not Applicable

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.

Jiangsu Hengrui Pharmaceuticals Co., Ltd.

Signature:	/s/ Lau Kin Chun
Name/Title:	Lau Kin Chun, Chief Financial Officer
Date:	08/05/2026