[SCHEDULE 13G/A] Viomi Technology Co., Ltd American SEC Filing

Rhea-AI Filing Summary

This Schedule 13G/A discloses that the Reporting Persons beneficially own 22,550,175 Class A ordinary shares of Viomi Technology Co., Ltd., represented by 7,516,725 ADSs, which constitutes 22.1% of the Company’s Class A ordinary shares outstanding. The shares are directly held by Shunwei Talent Limited.

The filing details the ownership chain: Shunwei Talent Limited is wholly owned by Shunwei China Internet Fund II, L.P.; that fund’s general partner is Shunwei Capital Partners II GP, L.P.; the general partner of that entity is Shunwei Capital Partners II GP Limited, which the filing identifies as controlled by Mr. Koh Tuck Lye. The filing also restates the Company’s capital structure: Class A shares carry one vote each and Class B shares carry ten votes each, with the share counts used to compute percentages drawn from the issuer’s annual report.

Positive

• Material disclosed stake: Reporting persons beneficially own 22,550,175 Class A shares (represented by 7,516,725 ADSs), equal to 22.1% of Class A outstanding.
• Clear ownership chain: The filing explicitly traces holdings from Shunwei Talent Limited through Shunwei fund entities to Shunwei Capital Partners II GP Limited and names Koh Tuck Lye as controller.

Negative

• None.

Insights

Financial Analyst

Reporting persons disclose a material 22.1% economic stake in Viomi via 22.55M Class A shares (7.52M ADSs).

The Schedule 13G/A reports that 22,550,175 Class A ordinary shares are directly held by Shunwei Talent Limited and that this position represents 22.1% of Class A shares outstanding based on the issuer’s reported share counts. The filing clearly traces the ownership chain through the Shunwei fund entities to Shunwei Capital Partners II GP Limited and identifies Koh Tuck Lye as the controlling individual. The submission also reiterates the dual-class voting structure where Class A shares have one vote and Class B shares have ten votes, noting the outstanding share figures cited in the issuer’s annual report used to calculate percentages.

Corporate Governance Expert

Schedule 13G/A discloses concentrated Class A ownership and a documented ownership chain to a named individual.

The filing documents beneficial ownership, specifying that the shares are held by Shunwei Talent Limited and detailing the chain of ownership through Shunwei China Internet Fund II, L.P., Shunwei Capital Partners II GP, L.P., and Shunwei Capital Partners II GP Limited, with Koh Tuck Lye identified as the controller. The filing cites the issuer’s reported Class A and Class B share counts as the basis for percentage calculations and reiterates the one-vote/ten-votes dual-class distinction between share classes. The disclosure includes no additional transactions, amendments to voting arrangements, or other governance actions beyond ownership attribution.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 4)

Viomi Technology Co., Ltd.

(Name of Issuer)

Class A ordinary shares, $0.00001 par value per share

(Title of Class of Securities)

92762J103

(CUSIP Number)

06/30/2025

(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. 92762J103

1

Names of Reporting Persons

Koh Tuck Lye

2

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

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

SINGAPORE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 22,550,175.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 22,550,175.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

22,550,175.00

10

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

11

Percent of class represented by amount in row (9)

22.1 %

12

Type of Reporting Person (See Instructions)

IN

Comment for Type of Reporting Person: For rows 5, 7 and 9: Represents 22,550,175 Class A ordinary shares (represented by 7,516,725 ADSs) held by Shunwei Talent Limited. Shunwei Talent Limited is wholly owned by Shunwei China Internet Fund II, L.P. The general partner of Shunwei China Internet Fund II, L.P. is Shunwei Capital Partners II GP, L.P., and the general partner of Shunwei Capital Partners II GP, L.P. is Shunwei Capital Partners II GP Limited, which is controlled by Mr. Koh Tuck Lye.

SCHEDULE 13G

CUSIP No. 92762J103

1

Names of Reporting Persons

Shunwei Capital Partners II GP Limited

2

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

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

CAYMAN ISLANDS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 22,550,175.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 22,550,175.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

22,550,175.00

10

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

11

Percent of class represented by amount in row (9)

22.1 %

12

Type of Reporting Person (See Instructions)

CO

Comment for Type of Reporting Person: For rows 5, 7 and 9: Represents 22,550,175 Class A ordinary shares (represented by 7,516,725 ADSs) held by Shunwei Talent Limited. Shunwei Talent Limited is wholly owned by Shunwei China Internet Fund II, L.P. The general partner of Shunwei China Internet Fund II, L.P. is Shunwei Capital Partners II GP, L.P., and the general partner of Shunwei Capital Partners II GP, L.P. is Shunwei Capital Partners II GP Limited.

SCHEDULE 13G

CUSIP No. 92762J103

1

Names of Reporting Persons

Shunwei Capital Partners II GP, L.P.

2

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

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

CAYMAN ISLANDS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 22,550,175.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 22,550,175.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

22,550,175.00

10

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

11

Percent of class represented by amount in row (9)

22.1 %

12

Type of Reporting Person (See Instructions)

PN

Comment for Type of Reporting Person: For rows 5, 7 and 9: Represents 22,550,175 Class A ordinary shares (represented by 7,516,725 ADSs) held by Shunwei Talent Limited. Shunwei Talent Limited is wholly owned by Shunwei China Internet Fund II, L.P. The general partner of Shunwei China Internet Fund II, L.P. is Shunwei Capital Partners II GP, L.P.

SCHEDULE 13G

CUSIP No. 92762J103

1

Names of Reporting Persons

Shunwei China Internet Fund II, L.P.

2

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

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

CAYMAN ISLANDS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 22,550,175.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 22,550,175.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

22,550,175.00

10

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

11

Percent of class represented by amount in row (9)

22.1 %

12

Type of Reporting Person (See Instructions)

PN

Comment for Type of Reporting Person: For rows 5, 7 and 9: Represents 22,550,175 Class A ordinary shares (represented by 7,516,725 ADSs) held by Shunwei Talent Limited. Shunwei Talent Limited is wholly owned by Shunwei China Internet Fund II, L.P.

SCHEDULE 13G

CUSIP No. 92762J103

1

Names of Reporting Persons

Shunwei Talent Limited

2

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

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

VIRGIN ISLANDS, BRITISH

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 22,550,175.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 22,550,175.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

22,550,175.00

10

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

11

Percent of class represented by amount in row (9)

22.1 %

12

Type of Reporting Person (See Instructions)

CO

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Viomi Technology Co., Ltd.
(b)	Address of issuer's principal executive offices: Wansheng Square, Rm 1302 Tower C, Xingang East Road, Haizhu District, Guangzhou, Guangdong, 510220, People's Republic of China
Item 2.
(a)	Name of person filing: (i) Koh Tuck Lye, (ii) Shunwei Capital Partners II GP Limited, (iii) Shunwei Capital Partners II GP, L.P., (iv) Shunwei China Internet Fund II, L.P., and (v) Shunwei Talent Limited (collectively, the "Reporting Persons")
(b)	Address or principal business office or, if none, residence: (i) Koh Tuck Lye 111 Somerset Road, TripleOne Somerset, #07-07 Singapore 238164 (ii) Shunwei Capital Partners II GP Limited Campbells Corporate Services Limited, Floor 4, Willow House, Cricket Square, PO Box 268, Grand Cayman KY1-1104, Cayman Islands (iii) Shunwei Capital Partners II GP, L.P. Campbells Corporate Services Limited, Floor 4, Willow House, Cricket Square, PO Box 268, Grand Cayman KY1-1104, Cayman Islands (iv) Shunwei China Internet Fund II, L.P. Campbells Corporate Services Limited, Floor 4, Willow House, Cricket Square, PO Box 268, Grand Cayman KY1-1104, Cayman Islands (v) Shunwei Talent Limited Vistra Corporate Services Center, Wickhams Cay II, Road Town, Tortola, VG 1110, British Virgin Islands
(c)	Citizenship: (i) Koh Tuck Lye - Singapore (ii) Shunwei Capital Partners II GP Limited - Cayman Islands (iii) Shunwei Capital Partners II GP, L.P. - Cayman Islands (iv) Shunwei China Internet Fund II, L.P. - Cayman Islands (v) Shunwei Talent Limited - British Virgin Islands
(d)	Title of class of securities: Class A ordinary shares, $0.00001 par value per share
(e)	CUSIP No.: 92762J103
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: The information required by Item 4(a) is set forth in Row 9 of the cover page for each Reporting Person and is incorporated herein by reference.
(b)	Percent of class: The information required by Item 4(b) is set forth in Row 11 of the cover page for each Reporting Person and is incorporated herein by reference.
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: The information required by Item 4(c)(i) is set forth in Row 5 of the cover page for each Reporting Person and is incorporated herein by reference. As of June 30, 2025, 22,550,175 Class A ordinary shares (represented by 7,516,725 ADSs) were directly held by Shunwei Talent Limited. Shunwei Talent Limited is wholly owned by Shunwei China Internet Fund II, L.P. The general partner of Shunwei China Internet Fund II, L.P. is Shunwei Capital Partners II GP, L.P., and the general partner of Shunwei Capital Partners II GP, L.P. is Shunwei Capital Partners II GP Limited, which is controlled by Mr. Koh Tuck Lye. The percentage of class of securities beneficially owned by each Reporting Person is based on 101,932,544 Class A ordinary shares of the Issuer as of February 29, 2024, and the percentage of aggregate voting power is based on 101,932,544 Class A ordinary shares and 102,764,550 Class B ordinary shares of the Issuer as of February 29, 2024, as disclosed in the Issuer's annual report for the fiscal year of 2023. Class B ordinary shares are convertible at any time by the holder thereof into Class A ordinary shares on a one-for-one basis. Class A ordinary shares are not convertible into Class B ordinary shares under any circumstances. Each holder of Class A ordinary shares is entitled to one vote per share and each holder of our Class B ordinary shares is entitled to ten votes per share on all matters submitted to them for vote.
	(ii) Shared power to vote or to direct the vote: The information required by Item 4(c)(ii) is set forth in Row 6 of the cover page for each Reporting Person and is incorporated herein by reference.
	(iii) Sole power to dispose or to direct the disposition of: The information required by Item 4(c)(iii) is set forth in Row 7 of the cover page for each Reporting Person and is incorporated herein by reference.
	(iv) Shared power to dispose or to direct the disposition of: The information required by Item 4(c)(iv) is set forth in Row 8 of the cover page for each Reporting Person and is incorporated herein by reference.
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.

Koh Tuck Lye

Signature:	/s/ Koh Tuck Lye
Name/Title:	Koh Tuck Lye
Date:	08/13/2025

Shunwei Capital Partners II GP Limited

Signature:	/s/ Koh Tuck Lye
Name/Title:	Koh Tuck Lye/Director
Date:	08/13/2025

Shunwei Capital Partners II GP, L.P.

Signature:	/s/ Koh Tuck Lye
Name/Title:	Koh Tuck Lye/Authorized Representative
Date:	08/13/2025

Shunwei China Internet Fund II, L.P.

Signature:	/s/ Koh Tuck Lye
Name/Title:	Koh Tuck Lye/Authorized Representative
Date:	08/13/2025

Shunwei Talent Limited

Signature:	/s/ Koh Tuck Lye
Name/Title:	Koh Tuck Lye/Director
Date:	08/13/2025

Exhibit Information

LIST OF EXHIBITS Exhibit No. Description A* Joint Filing Agreement by and among the Reporting Persons as Exhibit 99.(A) to the Schedule 13G filed with the U.S. Securities and Exchange Commission on February 1, 2019 * Previously filed

FAQ

Who filed the Schedule 13G/A for Viomi (VIOT)?

The filing was made by Koh Tuck Lye and entities including Shunwei Capital Partners II GP Limited, Shunwei Capital Partners II GP, L.P., Shunwei China Internet Fund II, L.P., and Shunwei Talent Limited.

How many Viomi Class A shares do the reporting persons beneficially own (VIOT)?

They beneficially own 22,550,175 Class A ordinary shares, which are represented by 7,516,725 ADSs.

What percentage of Viomi Class A shares does that represent (VIOT)?

The position represents 22.1% of Class A ordinary shares outstanding based on the issuer’s reported Class A share count.

How is the reported holding held and through which entities (VIOT)?

The shares are directly held by Shunwei Talent Limited, which is wholly owned by Shunwei China Internet Fund II, L.P., with the chain of general partners leading to Shunwei Capital Partners II GP Limited, identified as controlled by Koh Tuck Lye.

What voting structure does Viomi use between Class A and Class B shares (VIOT)?

The filing restates that Class A ordinary shares carry one vote each and Class B ordinary shares carry ten votes each, with the cited outstanding share figures taken from the issuer’s annual report.