At the BWF World Tour Finals in Hangzhou, Olympic champions Zheng Siwei and Huang Yaqiong capped off their partnership in spectacular fashion as they beat Malaysia's Chen Tang Jie and Toh Ee Wei in the mixed doubles final.
The victory not only marks their fourth title at the year-ending Finals, but also signifies the end of their journey on the international stage. The duo shared with CGTN their best memories th
