Wang Yi met with a delegation led by a top Taliban leader, Abdul Ghani Baradar, in July in the Chinese city of Tianjin, shortly before the group seized power from Afghanistan's elected government.
Chinese Foreign Ministry said China is shocked over Kabul suicide attack that left over 100 people dead.
This is the first time China and the Taliban have met since the US and NATO troops left Afghanistan.
Taliban largely remains a cohesive institution; Friction may not amount to a serious threat to the Taliban, experts say.
A senior U.S. official said President Joe Biden is committed to the deadline, though European leaders had pressed for more time.
The Inter-Services Intelligence (ISI) chief Lt Gen Faiz Hameed visit to the war torn country comes amidst the Taliban preparing its plan for the government formation.
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