AMAZFIT UNVEILS NEXT-LEVEL SPORTS AND LIFESTYLE EXPERIENCES WITH THE NEW AMAZFIT GTR 4 AND GTS 4 SMARTWATCHES Industry-leading GPS technology, smarter & more comprehensive sports features, easy 24/7 health management and an upgraded OS. CUPERTINO, Calif., Sept. 1, 2022  -- Amazfit, a leading global smart wearables brand owned by Zepp Health (NYSE: ZEPP), a health technology company, has unveiled its two brand-new flagship smartwatches, the Amazfit GTR 4 and...