The US government has imposed so-called sanctions against 14 vice chairs of the Standing Committee of the National People's Congress (NPC), China's top legislature, and the US House of Representatives has passed the "Hong Kong people's freedom and choice act."
The USTR published a report in April this year highlighting the office's efforts to "press China on a range of issues affecting the pharmaceutical sector".
The US scholar also said that China is facing some present and future challenges.
The US reported a 7 billion trade deficit with China last year, although China's figure on the deficit is considerably lower.
The US stock market reacted negatively on Tuesday when President Donald Trump said a trade deal may not be reached with China until after next year's presidential election.
The United States is by far the hardest-hit country in the global pandemic, in terms of both confirmed infections and deaths.
广州排卵后第10天测得出来怀孕了吗
The US has put pressure on the UK and other allies to ban the use of Huawei kit in these upgrades due to security concerns. Historically, UK mobile operators have used large amounts of Huawei equipment when building network infrastructure.
The US Elections Project estimated total turnout at a record 160 million, including more than 101.1 million early voters, 65.2 million of whom cast ballots by mail amid the pandemic.
The United States presidential race looks like it might come down to a contest between two old white men after Democratic women challengers fell by the wayside.
The US has been researching the clean fuel for years, but made no significant progress due to technological barriers.