China's special envoy for climate change Xie Zhenhua (C, at podium) speaks at a press conference in Dubai, the United Arab Emirates, Dec. 9, 2023. China is talking with every relevant party to find a solution acceptable to all and promote the success of COP28, which is considered the "most difficult" climate conference in recent years, the country's special envoy for climate change has said. (Xinhua/Wang Dongzhen)