The U.S. Supreme Members who supervise the Ministry of Land and Safety want to hold a hearing and get relevant confidential and non -confidential government documents. These documents reveal dozens of potential security vulnerabilities brought by Chinese ports from ports in the United States.Essence

According to the Wall Street Journal, Mark Green, chairman of the U.S. House of Representatives, said in a statement that about 80%of the US port cranes use Chinese software made by Chinese companies.Extremely concerned. ""On behalf of the American people, this committee requires answering the risk of these cranes to the risk of US network security and the restoration of our key infrastructure. This is a core aspect of land security tasks."

Before it is required to provide more information, the Wall Street Journal published an article in early March to introduce some of the security issues brought by these large cranes. These cranes were manufactured by Chinese state -owned Zhenhua Heavy Industry and used in most US ports.Zhenhua Heavy Industries has contact with the Chinese People's Liberation Army. According to members of the members, the company "participated in the integration of military and civilians."

U.S. officials say that these cranes are equipped with software made in China and can be used to monitor or manipulate port operations.Officials said that there is no evidence that Beijing has used these cranes to engage in malicious activities in any US port.

Chinese officials regard this kind of concern as a paranoid idea, saying that this is trying to obstruct economic and trade cooperation with China.

According to reports, US officials said that the Land and Security Council hopes to hold a public and possible closed -door hearing on the matter by April 18.The committee also hopes that the Ministry of Land and Safety will provide documents related to security vulnerabilities, as well as documents that display risk assessment and relieving efforts. These efforts are implemented in accordance with the instructions of Congress in 2021.Other seek documents include how the US Coast Guard cooperates with Hong Kong to reduce the risk of network security.

The US shipping port is worth a commercial and military cargo of $ 5.4 trillion ($ 71,600) each year.