Tungray Technologies (TRSG) director discloses 2.52M indirect Class A stake

Rhea-AI Filing Summary

Tungray Technologies Inc director Tang Jingan filed an initial ownership report showing a significant indirect stake in the company. The filing states he beneficially owns a total of 2,520,000 Class A Ordinary Shares through two British Virgin Islands entities he wholly owns and controls.

The entities hold 1,782,000 and 738,000 Class A Ordinary Shares, with Mr. Tang retaining voting, dispositive and investment power over both. The footnotes also explain that Class B Ordinary Shares are convertible into Class A on a one-for-one basis, with higher voting rights per Class B share.

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Tang Jingan

(Last) (First) (Middle)

C/O/ TUNGRAY TECHNOLOGIES INC

#02-01, 31 MANDAI ESTATE

(Street)

SINGAPORE SINGAPORE 729933

(City) (State) (Zip)

SINGAPORE

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

3. Issuer Name and Ticker or Trading Symbol
Tungray Technologies Inc [ trsg ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Class A Ordinary Shares(1)	738,000	I	By YuChang Global Ltd.(2)
Class A Ordinary Shares(1)	1,782,000	I	By ChangYuan International Ltd(2)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Class B Ordinary Shares are convertible into Class A Ordinary Shares at holders' option at any time on a one for one basis. Class A Ordinary Shares are not convertible into Class B Ordinary Shares under any circumstance. Each Class A Ordinary Share entitles to 1 vote and each Class B Ordinary Share entitles to 20 votes.

2. Mr. Tang held a total of 2,520,000 Class A Ordinary Shares including (i) 1,782,000 Class A Ordinary Shares held by ChangYuan International Ltd.; and (ii) 738,000 Class A Ordinary Shares held by YuChang Global Ltd., both of which are limited liability companies incorporated under the British Virgin Islands laws and wholly-owned by Mr. Jingan Tang. The person having voting, dispositive or investment powers over these two entities is Mr. Jingan Tang.

	/s/ Jingan Tang	03/18/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)

FAQ

What insider ownership did Tang Jingan report in Tungray Technologies (TRSG)?

Tang Jingan reported beneficial ownership of 2,520,000 Class A Ordinary Shares in Tungray Technologies. The shares are held indirectly through two wholly owned British Virgin Islands entities, over which he has voting, dispositive, and investment power, indicating substantial influence over this equity position.

How are Tang Jingan’s Tungray Technologies (TRSG) shares held?

His Tungray Technologies shares are held indirectly through two British Virgin Islands companies. ChangYuan International Ltd. holds 1,782,000 Class A Ordinary Shares and YuChang Global Ltd. holds 738,000, with Tang owning both entities and controlling all voting and investment decisions for these holdings.

Does this Tungray Technologies (TRSG) Form 3 show any recent insider buying or selling?

The Form 3 functions as an initial ownership report, not a trade disclosure. It lists existing indirect holdings in Class A Ordinary Shares, with no buy or sell transactions indicated, establishing Tang Jingan’s baseline equity position as a director of Tungray Technologies.

What voting rights attach to Tungray Technologies’ Class A and Class B Ordinary Shares?

Class A Ordinary Shares carry one vote per share, while Class B Ordinary Shares carry 20 votes each. Class B shares are convertible into Class A on a one-for-one basis at the holder’s option, enhancing voting flexibility for Class B holders while preserving Class A’s single-vote structure.

Why is Tang Jingan’s indirect ownership structure important for Tungray Technologies (TRSG) investors?

The indirect ownership structure matters because Tang controls 2,520,000 Class A shares through two wholly owned entities. His full voting, dispositive, and investment power over these vehicles concentrates influence, which can affect governance decisions and align board-level interests with long-term shareholder outcomes.