[Highpower International Provides Fourth Quarter and Fiscal Year 2010 Outlook Schedules Fourth Quarter and Year End Earnings Call March 28, 2011 New York, NY and Shenzhen, China – March 4, 2011 – Highpower International, Inc. (Nasdaq: HPJ) For the fourth quarter of 2010, the Company expects revenue to be in the range of $27.5 to $28.0 million and net income] [Corporate Presentation March 2011 Providing Solutions for Clean Energy Anytime and Everywhere Safe Harbor 2 3 Highpower at a Glance Leading developer, manufacturer and marketer of Nickel-Metal NASDAQ: HPJ - Founded in 2001 and became public in 2008 Global distribution and leading OEM customers Estimated 2010 Revenues of $105 million Headquartered in Shenzen, with world class manufacturing facilities Offices in] [nxia, Pinghu, Longgang, Shenzhen, Guangdong, 518111, China (86) 755-89686238 (Former name or former address, if changed since last report.) ¨ ¨ ¨ ¨ Item 2.02 Results of Operations and Financial Condition. Preliminary Results of Operations for the year ended December 31, 2010 The Company estimates that revenue for the quarter ended December 31, 2010 will be in the range of]

[Highpower International Appoints New CFO New York, NY and Shenzhen, China – January 3, 2011 – Highpower International, Inc. ( Nasdaq : HPJ) “We are pleased that Mr. Sun has joined our leadership team. He brings to Highpower significant experience in accounting, finance, operations, strategic planning, capital markets and investor relations,” said George Pan, Chief Executive Officer of Highpower International,] [Delaware 001-34098 20-4062622 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.) Building A1, Luoshan Industrial Zone, Shanxia, Pinghu, Longgang, Shenzhen, Guangdong, 518111, China (86) 755-89686238 (Former name or former address, if changed since last report.) ¨ ¨ ¨ ¨ Item 5.02 Departure of Directors of Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory]

[Highpower International, Inc. Reports Third Quarter 2010 Financial Results New York , USA & Shenzhen , China – November 10 , 2010 – Highpower International , Inc. ( NasdaqGM : HPJ) Business Highlights · Achieved 32% increase in net sales to $27.8 million for third quarter 2010 from $21.1 million in third quarter 2009; · Gross profit grew 13% year-over-year] [(86) 755-89686238 ¨ ¨ ¨ ¨ Item 2.02 Results of Operations and Financial Condition. On November 10, 2010, Highpower International, Inc. (the “Company”) issued a press release announcing its financial results for the three and nine months ended September 30, 2010.]

[CERTIFICATE OF AMENDMENT TO CERTIFICATE OF INCORPORATION OF HONG KONG HIGHPOWER TECHNOLOGY, INC. a Delaware corporation DOES HEREBY CERTIFY: SECOND: The amendment set forth has been duly approved by the Board of Directors of the Corporation and by the stockholders entitled to vote thereon. THIRD: That said amendment was duly adopted in accordance with the provisions of Section 242 of] [Item 5.03 Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year Shares of the Company’s common stock will continue to trade on the NASDAQ Global Market under the symbol “HPJ.” The Company’s new CUSIP number is 43113X 101.]