Ischenko and Romashina best on the planet
The duo of Ischenko and Romashina have maintained the lead they we grabbed after the qualification and scored 98.200 points.
Local athletes Huang Xuechen and Liu Ou managed silver, being 1.7 points behind the champions.
Spain's Ona Carbonell and Andrea Fuentes placed third, with a score of 95.400 points.
The triumph sees Natalia Ischenko becoming a 12-time FINA World Champion.
The 25-year-old has brought Russia its second gold in Shanghai having triumphed in the solo competition on Sunday.