At least 12 people were killed and over 100 injured in the blast in a residential neighborhood in the Hubei province city of Shiyan.
Beijing has accused the United States of "suppressing" Chinese firms and issued veiled threats of retaliation after President Joe Biden last week expanded a blacklist of companies in which Americans are not allowed to invest.
DECK: Chow Hang Tung, 37, is one of the vice-chairs of The Hong Kong Alliance in Support of Patriotic Democratic Movements of China that organises the city's annual June 4 candlelight vigil for the victims of Tiananmen Square.
New changes cut proportion of directly elected seats in legislature from half to less than a quarter, while a new body will vet candidates and bar those deemed insufficiently patriotic towards Beijing from participating.
Top US trade negotiator Katherine Tai and Chinese Vice Premier Liu He spoke in "constructive exchanges in an attitude of equality and mutual respect".
China said most debris from a large rocket expected to plunge back through the atmosphere this weekend would be burned up on re-entry and is highly unlikely to cause any harm.
G7 foreign ministers say Russia is trying to undermine democracies and threatening Ukraine while China is guilty of human rights abuses and of using its economic clout to bully others.
Choy Yuk-ling, also known as Bao Choy, was investigating a mob attack on anti-Beijing protesters in 2019 when she was arrested in November on charges of falsely declaring why she needed to obtain license plate information from a database.
China has accused Britain of sheltering “wanted criminals” after prominent Hong Kong activist Nathan Law said he had been granted political asylum there.
The move came after China announced targeted sanctions against two Americans, a Canadian and a rights advocacy body who had denounced Beijing's treatment of them and other minorities.
Turkish Foreign Minister Mevlut Cavusoglu meets with his Chinese counterpart Wang Yi on 50th anniversary of Ankara and Beijing establishing diplomatic ties.
Western governments are seeking to hold Beijing accountable for mass detentions of Muslim Uighurs in northwestern Xinjiang Uighur Autonomous Region.
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