The top diplomats of South Korea and China agreed to make thorough preparations to produce "concrete" and "substantive" outcomes from President Lee Jae Myung's upcoming state visit to China during their phone talks this week, Seoul's foreign ministry said Thursday. Foreign Minister Cho Hyun and his Chinese counterpart, Wang Yi, held the phone conversation on Wednesday, as President Lee Jae Myung is set to visit China from Sunday through Wednesday to attend summit talks with Chinese President Xi Jinping, and other events. "Both ministers assessed the trend of the development of the South Korea-China relations, and agreed to continue close communication for the success of the upcoming state visit to China, which is the first summit diplomacy schedule for both countries," the ministry said in a press release. "In particular, they agreed to make thorough preparations to yield concrete and substantive outcomes that people of both countries can actually feel, while solidifying the efforts for the full restoration of the bilateral strategic cooperative partnership," it added. The two sides also