They own patents on all this stuff too. Charging stations and the battery exchange mechanism. http://www2.soopat.com/Home/Result?SearchWord=%E9%9F%A9%E5%BB%BA%E6%96%B9&PatentIndex=0 http://investorshub.advfn.com/boards/read_msg.aspx?message_id=129870134 https://worldwide.espacenet.com/searchResults?submitted=true&locale=en_EP&DB=EPODOC&ST=advanced&TI=&AB=&PN=&AP=&PR=&PD=&PA=HENAN+QIANXI+NEW+ENERGY+TECHNOLOGY+CO+LTD&IN=&CPC=&IC=&Submit=Search