HPJ [Highpower International] 8-K: Highpower International Announces New Independent Director SAN DIEGO,
[Highpower International Announces New Independent Director SAN DIEGO, CALIFORNIA and SHENZHEN, China, October 18, 2017 /PRNewswire/ -- Highpower International, Inc. (NASDAQ: HPJ) ("Highpower" or the "Company"), a developer, manufacturer, and marketer of lithium ion and nickel-metal hydride (Ni-MH) r]