a cinematic movie poster. two ancient chinese girls sitting side-by-side on a wooden boat. the left girl (pale blue dress) holds a black lacquer box. the right girl (purple robe) holds bamboo slips. background: majestic misty yangtze river, traditional ink wash mountains. typography: at the top center, the large elegant english title "echoes of the yangtze" in traditional chinese calligraphy brush font. below it, a smaller subtitle "a thousand years". art style: 1970s-1980s shanghai animation film studio ink wash and gouache style, vintage film grain, warm golden morning light. 8k resolution,