Global technology-focused investor Silver Lake has led a US$500 million round of funding in China-based mobile and online travel platform Qunar in the form of two percent senior unsecured convertible notes with an initial conversion price of US$55 per share. Silver Lake invested US$330 million, while another undisclosed investor contributed US$170 million. Qunar will use the funding to expand its mobile presence, grow business lines and enhance its technology capabilities.