Top Ukrainian politicians and officials have again appealed for support for Ukraine’s peace plan in a meeting with Chinese special envoy Li Hui. Ukrainian President Volodymyr Zelensky’s peace plan calls for the complete withdrawal of Russian troops from Ukrainian territory. Kiev officials met Li ahead of a planned peace summit in Switzerland, Andrii Yermak, the head of Ukraine’s presidential office, said on Friday. No date has yet been set for the summit, which is expected to take place in the spring. Russia has criticized Zelensky’s peace formula as unrealistic. Both sides discussed the “poss…