Dwindling sales domestically have not stopped General Motors Co.'s (GM) - Get Report Cadillac brand from gaining popularity in China,  the world's largest auto market. 

Cadillac's global sales were up 23% through July and up 69% in China alone through the same period. 

Cadillac has tripled sales in China over the last five years, allowing it to leapfrog Lexus (TM) - Get Report , Land Rover and Volvo to become the country's fourth most popular luxury car brand behind BMW (BMWYY) , Mercedes Benz (DDAIF) and Audi (VLKAY)

GM shares were up 0.08% to $35.85 in premarket trading Thursday. 

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