Yury Ushakov noted that cooperation between Russia and China is strengthening thanks to efforts made by Vladimir Putin and Xi Jinping MOSCOW, June 15. /TASS/. A truly friendly relationship has developed between the leaders of Russia and China, Vladimir Putin and Xi Jinping; they have deep respect for one another and share mutual trust, Russian Presidential Aide Yury Ushakov told journalists. He also noted that Putin's visit to China in May confirmed the stabilizing role that Moscow and Beijing