Basically they merged with Desi TV, a publicly traded company (that couldn't dig up even a little info on), swapped the ticker symbol to XRMB, and started trading on the Over-The-Counter Bulletin Board securities market.

ENGADGET: Watch out: Xero merges, now a publicly traded company

Stocks in the Over-The-Counter market are quoted on systems like the OTC Bulletin Board, an electronic quotation system, and the Pink Sheets, which is not registered as a stock exchange and is named for the color of paper on which its listings of price quotes for companies have historically been printed.

FORBES: SEC Shuts Down Trading Of 17 Penny Stocks

The hope was that the Bulletin Board would improve transparency and prevent rampant fraud among over-the-counter equities then trading only in the Pink Sheets.

FORBES: Capital Markets & Investing