He added that Zhang's body would never be found and that her family, who had traveled from China to help locate her, would be "leaving empty-handed".
He added that at a time when the president of the United States should be acting as a unifying figure, he is instead sowing the "destructive seeds of xenophobia".
He also expressed sympathy for the city's police force. "We have a very small police force, with a little over 30,000 personnel. They have been on the street for 11 weeks but they are not riot police, and I am sure they must be very tired," he said, adding it is entirely unacceptable in a decent society with rule of law that police officers and their families are subjected to cyber bullying.
He and Yamey co-wrote an article in Time magazine that examines the disparities between the US response to the pandemic and those of countries that have fared well in managing their outbreaks.
He added that the problem has been alleviated after the NPC Standing Committee strengthened inspections based on the Statistics Law last year.
He also produced the Miyazaki-directed 1984 film Kaze no Tani no Naushika (The Valley of the Wind), a science fantasy adventure that describes the relationship between nature and human beings.
优化自然排名
He also noted the country's expressways will be toll-free for passenger cars with seven seats or fewer from midnight Oct 1 to Oct 8.
He also said spraying water as a way of tampering with monitoring apparatus is pointless, as that will simply raise the humidity level and may increase the concentration of PM2.5, miniscule particles that are a key indicator of air quality.
Having read out Xi's letter at the opening ceremony, Li Hongzhong, secretary of the Tianjin Municipal Committee of the Communist Party of China, said Tianjin would embrace a new era of intelligence, create a new intelligence-based economy, step up AI cooperation with other countries and speed up the building of an "intelligent Tianjin".
Having become a major growth driver, the digital economy rose 18.9 percent from a year ago to 22.6 trillion yuan (.4 trillion) last year.