Kammala wannan jumlar: A cikin 1907 Tiedemann ya bar China don taimakawa ofishin diflomasiyya na Gwamnan Janar na Priamur a Khabarovsk. A cikin 1908 ya koma China, yana aiki a matsayin jakadan Rasha a Birnin Hong Kong na Burtaniya. A 1910 ya aika da Saint Petersburg scathing da cikakken rahotanni na sakamako na
Juyin Juya Halin Portuguese a Macau, musamman yin baƙin ciki game da tsattsauran ra'ayi na wasu abubuwa a cikin garkuwar Macanese. A ranar 14 ga Nuwamba, 1911, Tiedemann ya sami izinin Fotigal don ziyartar Macau; wani kakansa ya koma Macau a 1772 kuma ya mutu a can. A cikin 1911 an sanya shi wakili a Yingkou (Newchwang). A shekara ta 1914 ya koma izinin Rasha a Tientsin don yin aiki a matsayin wakili kuma a shekarar 1915 an daukaka shi zuwa babban wakili. A cikin 1917 juyin juya halin Fabrairu ya cire tsar sannan kuma juyin juya halin Oktoba ya kafa jamhuriyar Soviet. A cikin 1920 dangantakar diflomasiyya tsakanin China da Rasha - a tsakiyar yakin basasar Rasha - an yanke, kuma Tiedemann ba shi da aiki. Daga 1921 zuwa 1934 ya kasance a cikin majalisar gari na Gundumar Musamman ta Uku (tsohon izinin Rasha) a Tientsin. Ya yi aiki don taimakawa fararen Rasha, tserewa daga Soviets, wucewa. A shekara ta 1925, matarsa ta mutu.