Ou Ning and Cao Fei Working over the last several years from the ‘‘Alternative Archive,’’ a townhouse in their native Guangzhou, Ou Ning emerged as the éminence grise of China’s burgeoning graphic-design and alternative-media scene and Cao Fei became a globe-trotting young artist (she is 28) on the biennial circuit. He is a catalyst and mentor for the creative class, galvanizing a group of young designers, filmmakers and musicians with traveling exhibitions like ‘‘Get It Louder’’ and special supplements (on topics like Art Basel) to the chic Chinese publication Modern Weekly. She devotes herself to the young and the disenfranchised in video works like ‘‘Whose Utopia?’’ a collaboration with migrant workers at a Siemens light-bulb factory in Foshan. Together they have documented China’s rapidly regenerating cities in strangely lyrical urban research projects about Sanyuanli (a migrant neighborhood in Guangzhou) and Dazhalan (a poor enclave in Beijing’s old city). Last summer, this one true power couple of the Chinese art world made a surprise move from Guangzhou to Beijing, trading local prominence for a perch in the capital. You can read more about their comings and goings on their matching blogs on alternativearchive.com. (photo Song Chao) (courtesy www.nytimes.com)