At the invitation of Chinese President Xi Jinping, President of Turkmenistan Serdar Berdimuhamedov will pay a state visit to China from Jan. 5 to 6, foreign ministry spokesperson Hua Chunying announced here on Tuesday.At the invitation of Chinese President Xi Jinping, President of Turkmenistan Serdar Berdimuhamedov will pay a state visit to China from Jan. 5 to 6, foreign ministry spokesperson Hua Chunying announced here on Tuesday.