Over 23,000 Indian students studying in Chinese colleges, mostly medicine, hundreds of businessmen, employees, and their families have been stuck in India since last year.
The Quad leaders at their first-in-person summit noted that the strategically vital region, witnessing China's growing military manoeuvring, is a bedrock of their shared security and prosperity.
India's ambassador to Beijing Vikram Misri had earlier expressed 'disappointment' over China's reluctance to permit the return of thousands of stranded Indians and their families due to the pandemic.
The three special envoys visited Kabul from September 21 to 22 and held talks with acting Prime Minister Mohammad Hasan Akhund, Foreign Minister Amir Khan Mutaqi, Finance Minister and others.
Chinese foreign ministry reaction comes after various media outlets reported on India's plan to test its 5000 km-range nuclear-capable intercontinental ballistic missile, Agni-V.
The US, the UK and Australia earlier announced a new trilateral security alliance for the Indo-Pacific to take on the threats of the 21st century and allow for greater sharing of defence capabilities.
According to reports from Washington, the US has frozen about USD 9.5 billion in assets belonging to Afghanistan's central bank and stopped shipments of cash to Kabul.
China is already coordinating its evolving policy on Afghanistan with its 'all-weather ally' Pakistan and Russia which also share borders with Afghanistan.
Aman Nagsen, who hailed from Bihar's Gaya, was a student of Business Administration in the Tianjin Foreign Studies University and was found dead on July 29.
Chinese Foreign Ministry spokesman Zhao Lijian said that after consulting relevant departments, it has been found that China has never imposed such restrictions.
Liu Jian has served as China's ambassador to Afghanistan, Malaysia and Pakistan before he was appointed as special envoy to Afghanistan early last year.
The provocative remarks by the Chinese envoy Li Jiming was described as 'very unfortunate' and 'aggressive' by Bangladesh foreign minister Dr AK Abdul Momen on Tuesday.