Both sides have threatened to impose similarly sized tariffs on 6 July but because of the 12-hour time difference, the Chinese tariffs on USA imports ranging from soybean to stainless steel pipes will take effect earlier.
"The Chinese government's position has been stated many times".
China has a "duty and responsibility to timely issue alerts against potential risks in the relevant countries or regions for Chinese citizens", he said.
China's foreign ministry said Tuesday that Beijing won't hesitate to retaliate against US tariffs and escalate a trade war with Washington if tensions over economic negotiations with the Trump administration continue to rise.
A Made in United States of America label is seen at a BBQ smoker cooker at the Home Plate barbeque restaurant that specializes in meat that is imported from the US, in Beijing, China, June 29, 2018.
U.S. President Donald Trump also threatened tariffs on as much as $400 billion worth of Chinese goods if Beijing retaliates against the U.S. tariffs due to go into force on Friday.
In a commentary on Wednesday, China's official Xinhua news agency said China and Europe "should resist trade protectionism hand in hand".
USA aims to reduce Iran’s oil revenue to zero
But with inventories already below five-year averages and little spare capacity available, oil markets look set to tighten. Buyers of Iranian crude oil have been hoping for relief from US sanctions in order to have more time to reduce purchases.
Chinese President Xi Jingping has praised the "unity" of the Shanghai Cooperation Agreement (SCO) at the opening ceremony of the organization's summit in the coastal Chinese city of Quingdao.
The warning, which Reuters described Tuesday as similar to a previous advisory posted by the embassy in January, contrasted sharply from the latest China-related travel alert issued by U.S. State Department.
"Trump has split the West, and China is seeking to capitalise on that".
"China and European countries are natural partners", it said.
"China now feels it can try to split off the European Union in so many areas, on trade, on human rights", the official said.
The Commerce Department launched its investigation, on grounds of national security, on 23 May under orders from Trump, who has frequently complained about the EU's 10% auto tariff being four times that of the United States, apart from the 25% USA levy on pickup trucks.
In the brewing trade war between the U.S. and China, Beijing officials consistently seek to portray their nation as simply being on the defensive against Donald Trump's aggressive tactics. China's plans to move rapidly to electric vehicles mean that any new benefits it offers traditional European carmakers will be fleeting.