As Chinese Adoptees Return Home, a New Genre Tells Their Tales

“Ricki’s Promise,” a documentary about a Seattle teen’s summer spent with her birth family in China, began showing on the U.S. film festival circuit this month. Next month, the U.S. cable network SundanceTV will premiere “One Child,” a fictional mini-series about a British-American adoptee’s involvement with her China family. “Touching Home” is an electronic book in production about two Massachusetts teenagers’ return to their rural China roots