General Motors’ China’s sales are up 60 percent year-on-year, and The General wants to keep the momentum going at its Chinese outpost. Automotive News China reports that the Guangzhou Auto Show will play host to the unveiling of the market-specific Cadillac SLS and Buick Excelle XT, the latter described as a four-door “coupé-like sedan.”

The Excelle XT will take a place between the Excelle and the new Regal. The Cadillac gets 3.0-liter and 3.6-liter engines with GM’s SIDI technology that also grace Australia’s new Holden Commodores. The luxury sedan, a lengthened version of our STS with a superior interior, will also be China’s introduction to OnStar.