| Summary of subsidiary of limited liability company or limited partnership |
Name
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| Background
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| Ownership
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Tungray Motion Ltd (“Tungray Motion”)
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| ● A BVI holding company
● Incorporated on June 21, 2022
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| 100% owned by Tungray
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Tungray Electronics Ltd (“Tungray Electronics”)
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| ● A BVI holding company
● Incorporated on June 21, 2022
|
| 100% owned by Tungray
|
Tungray Intelligent Technology Ltd (“Tungray Intelligent”)
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| ● A BVI holding company
● Incorporated on June 21, 2022
|
| 100% owned by Tungray
|
Tungray Singapore Pte. Ltd. (“Tungray Singapore”)
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| ● A Singapore Company Limited by Shares
● Incorporated on June 21, 2007
● Installation of industrial machinery and equipment, mechanical engineering works
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| 100% owned by Tungray Motion
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Tung Resource Pte Ltd (“Tung Resource”)
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| ● A Singapore Company Limited by Shares
● Incorporated on July 9, 1996
● Installation of industrial machinery and equipment, mechanical engineering works
|
| 100% owned by Tungray Electronics
|
Tungray Industrial Automation (Shenzhen) Co., Ltd (“Tungray Industrial”)
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| ● A PRC limited liability company and deemed a wholly foreign owned enterprise (“WFOE”)
● Incorporated on May 27, 2010
● Design, development and manufacture of non- standard equipment such as automated assembly equipment, precision testing equipment, tooling fixtures, etc.
|
| 100% owned by Tungray Singapore
|
Tongsheng Intelligent Equipment (Shenzhen) Co., Ltd (“Tongsheng Intelligent”)
|
| ● A PRC limited liability company
● Incorporated on October 25, 2021
● Research and development of intelligent robots; sales of intelligent robots; sales of intelligent storage equipment
|
| 70% owned by Tungray Industrial
|
Qingdao Tongri Electric Machines Co., Ltd (“Tongri Electric”)
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| ● A PRC limited liability company and deemed a WFOE
● Incorporated on December 26, 2001
● Design, R&D and manufacturing of induction brazing equipment, induction hardening equipment, automatic welding equipment, linear motors, DD motors
|
| 100% owned by Tung Resource
|
Qingdao Tungray Intelligent Technology Co., Ltd (“Qingdao Tungray Intelligent”)
|
| ● A PRC limited liability company and deemed a WFOE
● Incorporated on September 30, 2017
● Design, R&D and manufacturing of induction brazing equipment, induction hardening equipment, automatic welding equipment, linear motors, DD motors
|
| 100% owned by Tongsheng Development
|
Tungray Technology Pte Ltd (“Tungray Technology”)
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| ● A Singapore Company Limited by Shares
● Incorporated on July 14, 2022
● Installation of industrial machinery and equipment, mechanical engineering works
|
| 100% owned by Tungray Intelligent
|
Tongsheng Intelligence Technology Development (Shenzhen) Co., Ltd. (“Tongsheng Development ”)
|
| ● A PRC limited liability company and deemed a WFOE
● Incorporated on August 22, 2022
● Research and development of intelligent robots; sales of intelligent robots; sales of intelligent storage equipment
|
| 100% owned by Tungray Technology
|
Xi’an Tongri Intelligent Industrial Technology Co., Ltd.
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| ● A PRC limited liability company and deemed a WFOE
● Incorporated on June 25, 2023
● Manufacturing, Research and development of intelligent robots; sales of intelligent robots
|
| On October 31, 2025, the Company completed a restructuring transaction pursuant to which its equity interest in Xi’an Tongri was adjusted to 33%. As a result of this transaction, the Company no longer has a controlling financial interest in the Xi’an Tongri and, accordingly, ceased to consolidate its financial results from that date.
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Suzhou Shuokun Zhilian Technology Co., Ltd.
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| ● A PRC limited liability company
● Incorporated on June 23, 2025
● Manufacturing, Research and development of intelligent robots; sales of intelligent robots; software development and sales; repair and maintenance of equipment; Technical services.
|
| 12.5% controlled by Tungray Industrial Automation (Shenzhen) Co., Ltd.
35.0% controlled by Tongsheng Intelligence Technology Development (Shenzhen) Co., Ltd.
50.0% controlled by Tongsheng Intelligent Equipment (Shenzhen) Co., Ltd.
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