Foreign Minister Yang Jiechi also made "solemn representations" to North Korea's ambassador to China.
On Saturday, China's foreign minister, Yang Jiechi, called for cooperation on cybersecurity and said that China is a victim of cyberattacks.
Secretary of State John Kerry has talked with his Chinese counterpart, Yang Jiechi, twice this week, according to the State Department.
According to China's Foreign Minister Yang Jiechi, China's trade with Asian countries is now more than its trade with the US and Europe.
On Monday, U.S. Secretary of State John Kerry discussed North Korea's "continued provocative rhetoric" in a phone call with China's Foreign Minister Yang Jiechi.
Two days later her Chinese counterpart, Yang Jiechi, struck back.
ECONOMIST: Tensions rise over efforts to create a new Chinese lake
Newspapers report on talks between Chinese Foreign Minister Yang Jiechi and US Secretary of State Hillary Clinton in Phnom Penh, as tension over the South China Sea disputes continues.
In mid-July South-East Asian foreign ministers, as well as America's secretary of state, Hillary Clinton, and China's foreign minister, Yang Jiechi, will discuss regional security in the Cambodian capital, Phnom Penh.
Kerry and the Chinese foreign policy chief, State Councilor Yang Jiechi, said the two nations would work together to create a nuclear-free Korean peninsula, effectively forcing North Korea to give up its arsenal.
Clinton, both in meetings with Mr. Dai and with Chinese Foreign Minister Yang Jiechi, offered to host a trilateral meeting with China and Japan to address the islands dispute, as well as broader security and economic issues.
WSJ: Clinton Presses China to Do More to Restrain North Korea
After meetings in Beijing, Mr. Kerry and China's top foreign policy official, State Councilor Yang Jiechi, said they would work together to persuade Pyongyang to return to an international diplomatic process, called the six-party talks, which has sought unsuccessfully over the past decade to curtail North Korea's nuclear program.
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