SCHEDULE 13G 0002080036 XXXXXXXX LIVE Ordinary Shares, par value $0.0001 per share 06/30/2025 0002004024 Lianhe Sowell International Group Ltd G5480C104 15th Floor, Sannuo Smart Building No. 3388 Binhai Ave, Binhai Community Shenzhen F4 518000 Rule 13d-1(d) Lianhe Holding Group Limited D8 15000000.00 0.00 15000000.00 0.00 15000000.00 N 28.8 CO (1) Represents 15,000,000 ordinary shares, par value $0.0001 per share (the "Ordinary Shares") of Lianhe Sowell International Group Ltd (the "Issuer") directly held by Lianhe Holding Group Limited, a limited liability company incorporated in the British Virgin Islands, which is wholly owned by Hainan Lianhe Enterprise Management Group Co., Ltd., a limited liability company incorporated under the laws of the PRC. Hainan Lianhe Enterprise Management Group Co., Ltd. is owned by Dengyao Jia (90%) and Hainan Younian Enterprise Management Co., Ltd. (10%), a limited liability company incorporated under the laws of the PRC. As the controlling shareholder and sole director of Lianhe Holding Group Limited, Dengyao Jia is deemed to have the voting and dispositive power with respect to the shares owned by this entity. (2) See Item 4. Hainan Lianhe Enterprise Management Group Co., Ltd. F4 15000000.00 0.00 15000000.00 0.00 15000000.00 N 28.8 CO (3) Represents 15,000,000 Ordinary Shares directly held by Lianhe Holding Group Limited. (4) See Item 4. Patton Holding Group Limited D8 4180000.00 0.00 4180000.00 0.00 4180000.00 N 8.0 CO (1) Represents 4,180,000 Ordinary Shares directly held by Patton Holding Group Limited, a limited liability company incorporated under the British Virgin Islands laws and wholly-owned by Dengyao Jia, who has the voting and dispositive power with respect to the shares owned by this entity. (2) See Item 4. Dengyao Jia F4 19180000.00 0.00 19180000.00 0.00 19180000.00 N 36.9 IN (1) Represents (i) 15,000,000 Ordinary Shares directly held by Lianhe Holding Group Limited, and (ii) 4,180,000 Ordinary Shares directly held by Patton Holding Group Limited. (2) See Item 4. Lianhe Sowell International Group Ltd 15th Floor, Sannuo Smart Building, No. 3388 Binhai Ave, Binhai Community, Nanshan District, Shenzhen, China, 518000 (i) Lianhe Holding Group Limited (ii) Hainan Lianhe Enterprise Management Group Co., Ltd. (iii) Patten Holding Group Limited (iv) Dengyao Jia (i) Sea Meadow House, (P.O. Box 116), Road Town, Tortola, British Virgin Islands (ii) Room 309, S301, 3rd Floor, Building 2, Qiongshan Avenue West Section Resettlement Housing, No. 63-1, Qiongshan Avenue, Lingshan Town, Meilan District, Haikou City, Hainan Province, China (iii) Sea Meadow House, (P.O. Box 116), Road Town, Tortola, British Virgin Islands (iv) Room 309, S301, 3rd Floor, Building 2, Qiongshan Avenue West Section Resettlement Housing, No. 63-1, Qiongshan Avenue, Lingshan Town, Meilan District, Haikou City, Hainan Province, China (i) Lianhe Holding Group Limited is a limited liability company incorporated in the British Virgin Islands (ii) Hainan Lianhe Enterprise Management Group Co., Ltd. is a limited liability company incorporated in the People's Republic of China. (iii) Patton Holding Group Limited is a limited liability company incorporated in the British Virgin Islands (iv) Dengyao Jia is a citizen of People's Republic of China. Y The information required by Items 4(a) is set forth in Row 9 of the cover page for each Reporting Person and is incorporated herein by reference. The total number of outstanding Ordinary Shares used to calculate the percent of class is 52,000,000 Ordinary Shares as of the date of this report, as provided by the Company. The information required by Items 4(c) is set forth in Rows 5-8 of the cover page for each Reporting Person and is incorporated herein by reference. The information required by Items 4(c) is set forth in Rows 5-8 of the cover page for each Reporting Person and is incorporated herein by reference. The information required by Items 4(c) is set forth in Rows 5-8 of the cover page for each Reporting Person and is incorporated herein by reference. The information required by Items 4(c) is set forth in Rows 5-8 of the cover page for each Reporting Person and is incorporated herein by reference. Y Y Y Y Y Y Exhibit No. Title 1 Joint Filing Agreement, dated August 11, 2025 Lianhe Holding Group Limited /s/ Dengyao Jia 08/11/2025 Hainan Lianhe Enterprise Management Group Co., Ltd. /s/ Dengyao Jia 08/11/2025 Patton Holding Group Limited /s/ Dengyao Jia 08/11/2025 Dengyao Jia /s/ Dengyao Jia 08/11/2025