[] [CONFIDENTIAL TREATMENT REQUESTED BY HIGHPOWER INTERNATIONAL, INC Huizhou Yipeng Energy Technology Co., Ltd. Agreement for Equity Transfer and Capital Increase 2016 , The Agreement for Capital Increase and Capital Increase (hereinafter referred to as “the Agreement”) is made on the day of June 30 Party A: Huizhou Highpower Technology Co., Ltd. (abbreviated as “Huizhou Highpower”), a limited liability company incorporated] [CONFIDENTIAL TREATMENT REQUESTED BY HIGHPOWER INTERNATIONAL, INC. Supplementary Agreement (I) Party A (Current Investor): Huizhou Highpower Technology Co. Ltd. Address: Xinhu Industrial Development Area, Ma’an Town, Huicheng District, Huizhou City, Guangdong Province Legal Representative: Pan Dangyu Party B (Founding Team): (the following members are hereinafter referred to collectively as “Party B”) Address: East 6H18, 6/F, Shenhua Technology Industrial Park, Meihua] [CONFIDENTIAL TREATMENT REQUESTED BY HIGHPOWER INTERNATIONAL, INC. Supplementary Agreement (II) Party A (Current Investor): Huizhou Highpower Technology Co. Ltd. Address: Xinhu Industrial Development Area, Ma’an Town, Huicheng District, Huizhou City, Guangdong Province Legal Representative: Pan Dangyu Party B (Founding Team): (the members are hereinafter referred to collectively as “Party B”) Address: East 6H18, 6/F, Shenhua Technology Industrial Park, Meihua Road,] [Supplementary Agreement (III) to Party A (Current Investor): Huizhou Highpower Technology Co. Ltd. Address: Xinhu Industrial Development Area, Ma’an Town, Huicheng District, Huizhou City, Guangdong Province Legal Representative: Pan Dangyu Party B (Founding Team): (the members are hereinafter referred to collectively as “Party B”) Address: East 6H18, 6/F, Shenhua Technology Industrial Park, Meihua Road, Futian District, Shenzhen Legal Representative: He] [Investment Cooperation Agreement Party A: Shenzhen PowTech Equity Investment LP Domicile: Room 201, Building A, Qianwan No.1 Rd., Qianhai District, Shenzhen Managing Partner: Liping Zhao Party B: Shenzhen Highpower Technology Co., Ltd. Registered Address: Bldg. 1, No. 68, Xinsha Road, Pinghu Street, Longgang District, Shenzhen Legal Representative: Pan Dangyu Party C: Pan Dangyu Domicile: Room 604, Elevator 2, Bldg. 34,] [Investment Cooperation Agreement Party A: Wei Linwei Domicile: Room 506, No. 6, Zhusigang Sima Road, Dongshan District, Guangzhou Party B: Shenzhen Highpower Technology Co., Ltd. Registered Address: Bldg. 1, No. 68, Xinsha Road, Pinghu Street, Longgang District, Shenzhen Legal Representative: Pan Dangyu Party C: Pan Dangyu Domicile: Room 604, Elevator 2, Bldg. 34, No. 463 Yard, Shougouling Road, Tianhe District,] [Maximum Financing Contract Huaxia Bank Co., Ltd. Maximum Financing Contract SZ03 (R.Z.) 20160015 No.: Party A: Springpower Technology (Shenzhen) Co., Ltd. Domicile: Workshop Building A, Shunchao Industrial Zone, Renmin Road, Danhu Community, Guanlan Street, Bao’an District, Shenzhen City Zip Code: 51800 Tel.: 0755-89686802 Fax: 0755-89666819 Basic Account Opening Bank: Bank of China Shenzhen Branch Account No.: 764057938815 Party B: Huaxia] [Personal Maximum Guarantee Contract (2014) Huaxia Bank Co., Ltd. Personal Maximum Guarantee Contract No.: SZ03 (G.B.) 20160015-15 Party A (Guarantor): Yin Zhoutao Domiciles: Room 2402, Unit 3, Bldg. 3, Phase II, Dongfang Qinyuan, 12th Zone, Longgang Central City, Longgang District, Shenzhen Home Tel.: 0755-89686802 Zip Code: 518000 Work Unit: Springpower Technology (Shenzhen) Co., Ltd. Company Tel.: 0755-89686802 Mobile: 13923469509 Party] [Personal Maximum Guarantee Contract (2014) Huaxia Bank Co., Ltd. Personal Maximum Guarantee Contract SZ03 (G.B.) 20160015-14 No.: Pan Dangyu Party A (Guarantor): Room 2402, Unit 3, Bldg. 3, Phase II, Dongfang Qinyuan, 12th Zone, Longgang Central City, Longgang District, Shenzhen Domiciles: 0755-89686802 Home Tel.: 518000 Zip Code: Springpower Technology (Shenzhen) Co., Ltd. Work Unit: 0755-89686802 Company Tel.: 13923469509 Mobile: Shenzhen] [Maximum Guarantee Contract Huaxia Bank Co., Ltd. Maximum Guarantee Contract No.: SZ03 (G.B.) 20160015-13 Party A (Guarantor): Icon Energy System (Shenzhen) Co., Ltd. Domicile: Block A,4/F, Jinmeiwei Industrial Park, Guanlan Hi-tech Industrial Park, Shangkeng Community, Guanlan Town, Baoan District, Shenzhen Zip Code: 51800 Legal Representative: Pan Dangyu Tel.: 0755-89686802 Fax: 0755-89686802 Basic Account Opening Bank: Bank of China Shenzhen Branch] [Maximum Guarantee Contract Huaxia Bank Co., Ltd. Maximum Guarantee Contract No.: SZ03 (G.B.) 20160015-12 Party A (Guarantor): Huizhou Highpower Technology Co., Ltd. Domicile: Xinhu, Industry Zone, Maantown, Huicheng District, Huizhou Zip Code: 516000 Legal Representative: Pan Dangyu Tel.: 0752-5807997 Fax: 0752-5807997 Basic Account Opening Bank: Bank of China Huizhou Branch Account No.: 663958438624 Party B: Huaxia Bank Co., Ltd. Shenzhen] [Maximum Guarantee Contract Huaxia Bank Co., Ltd. Maximum Guarantee Contract SZ03 (G.B.) 20160015-11 No.: Shenzhen Highpower Technology Co., Ltd. Party A (Guarantor): Bldg. 1, No. 68, Xinsha Road, Pinghu Street, Longgang District, Shenzhen Domicile: 51800 Zip Code: Pan Dangyu Legal Representative: 0755-89686802 Tel.: 0755-89666819 Fax: Bank of China Shenzhen Branch Basic Account Opening Bank: 764057938815 Account No.: Shenzhen Great China] [Section 302 of the Sarbanes-Oxley Act of 2002 I, Dang Yu Pan, certify that: 1. I have reviewed this quarterly report on Form 10-Q of Highpower International, Inc.. 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light] [Section 302 of the Sarbanes-Oxley Act of 2002 I, Sunny Pan, certify that: 1. I have reviewed this quarterly report on Form 10-Q of Highpower International, Inc.. 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of] [(2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. Dang Yu Pan Chairman of the Board and Chief Executive Officer August 15, 2016 Sunny Pan Interim Chief Financial Officer (Principal Financial and Accounting Officer) August 15, 2016]