File photo dated December 11, 2019 shows Lu Shaye, China's ambassador to Paris, attends Chinese Business Club luncheon in Paris, France. France expressed dismay on Sunday after China's ambassador in Paris questioned the sovereignty of former Soviet countries like Ukraine in an interview aired on French television. The controversy comes as Russia is claiming advances in western districts of the Ukrainian city of Bakhmut. Photo by Jerome Domine/ABACAPRESS.COM