The notice warned that people who might have had contact with them should report to local authorities, pay attention to health conditions and stay at home.
The news has raised tough questions for Seattle about the cost of economic growth and the danger of alienating big job creators.
The officials, from five central departments, also said that the bilateral trade conflict is set to have an impact on the Chinese economy, but risks are generally under control.
The ongoing exhibition covers an area of 60,000 square meters and among its themes are IoT communications, intelligent manufacturing and sensors, intelligent transportation, internet of vehicles and smart education.
The offices punished included some owned by well-known brokers, such as Lianjia and Fang.com.
The official was not authorized to discuss an ongoing investigation publicly and spoke to The Associated Press on condition of anonymity.
广州seo排名公司
The number of forest fires in Brazil increased by 82 percent from January to August in 2019 compared to the same period last year, the country's National Institute for Space Research, or Inpe, said on Monday.
The number of short video users has exceeded 820 million in a market size of 200 billion, Sina Finance reported on Wednesday.
The ongoing trade dispute with China could tip the US economy into a recession in less than a year, an analyst at investment bank Morgan Stanley believes.
The ongoing first session of the 13th National People's Congress is of great importance, as it is putting on public display thoughtful discussion on the important issues facing China within the context of President Xi Jinping's Thought on Socialism with Chinese Characteristics for a New Era, said Gyokurin Sei, manager of market operations for the Asia-Pacific team of major Japanese trading firm Marubeni Corp.