The judges rated the performance of the 15-year-old skater at 73.51 points, which is her personal record in this type of program. Previously, her best result was 73.18 points - for hire at the junior Grand Prix stage in Slovakia in August 2018.
The second place was taken by the representative of Japan Satoku Miyahara - 68.91 points. The American Amber Glenn locked the top three - 67.69 points.
Russian woman Elizaveta Tuktamysheva, who allowed a fall on one of the jumps, with the result of 65.57 became the fourth, and her compatriot Sofya Samodurova - fifth, with 63.99 points.
Athletes will present their free program on November 9.
Earlier it was reported that Sinitsina and Katsalapov won the rhythm dance at the Grand Prix stage in China.