Mainstream coffee culture is converging globally, and Luckin Coffee is making it more digital, efficient — and gimmicky. Few ...

Luckin, China's largest coffee chain, is betting its kaleidoscopic ... my two caffeinated desserts today have me wired. Businesses say they reward loyalty. Starbucks' take is getting you to ...

The chain is selling Frappuccinos and iced teas in the summer for as low as $3.20.

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