Chinese Consul General in Houston Li Qiangmin delivers a speech at the opening ceremony of the fourth U.S.-China Innovation and Investment Summit (UCIS) in Houston, Texas, the United States, May 16, 2019. The fourth U.S.-China Innovation and Investment Summit kicked off Thursday in Houston, the U.S. state of Texas, bringing a new wave of technology and innovation investment to the city. (Xinhua/Liu Liwei)