Rui Wang/De Xin Ba (Harbin, CHN) won 7-6 over Michele Jaeggi/Mario Freiberger (Bern, SUI) in the Final of the Mixed Doubles Curling Challenge, held December 16 - 18, 2016 in Urdorf, Switzerland. To advance to the championship game, Wang/Ba won 8-5 over Switzerland's Jenny Perret/Martin Rios in the semifinals of the 2016 Mixed Doubles Curling Challenge in Urdorf, Switzerland; and won 6-1 over Xindi Jiang/Dongxu Jiang (Harbin, CHN) in the quarterfinals. of the 2016 Mixed Doubles Curling Challenge in Urdorf, Switzerland;
 
Wang/Ba finished 4-1 in the 0-team qualifying round. . In their opening game, Wang/Ba defeated Ursi Hegner/Felix Attinger (Uzwil, SUI) 8-2, then went on to lose 9-5 against Jaeggi/Freiberger. Wang/Ba responded with a 8-4 win over CLaudia Fischer/Christian Roth (Kitzbuhel, AUT). Wang/Ba won 8-4 against Marie Turmann/Harri Lill (Tallinn, EST), then won 9-7 against Julia Portunova/Sergei Glukhov (Moscow, RUS) in their final qualifying round match.
 
. For week 18 of the event schedule, Wang/Ba did not improve upon their best events, remaining at th place on the World Ranking Standings with total points. Wang/Ba ranks th overall on the Year-to-Date rankings with points earned so far this season.