Default shows some developers continue to struggle even as Beijing has started to marginally relax financing to meet developers' normal funding needs
Evergrande shares plunged 19% to a multi-year low as a 30-day grace period on an $82.5m payment ends on Monday, while developer Sunshine 100 defaulted.
Changes come as Alibaba faces headwinds on multiple fronts, including increased competition, a slowing economy and a regulatory crackdown
China's securities regulator said some companies are in discussion with US exchanges about future listings.
China developers including Country Garden, Greentown China and China Vanke are all considering issuing asset-backed securities.
The delisting of China stocks in the US quickened as Didi announced its exit and the US finalized rules to enforce audits on Chinese firms.
China's regulators sought to reassure markets after Evergrande said there was "no guarantee" it would have enough funds to pay its debts.
Evergrande, with more than $300 billion in liabilities, has already failed to pay coupons worth $82.5 million as it stumbles from debt deadline to debt deadline
Citigroup is seeking a securities licence in China as the US bank eyes a bigger presence on the mainland
Beijing has tasked Liaison Office head Fu Ziying to 'supervise, guide, coordinate, and support' the government on the matter
Tightened lending curbs in China's real estate sector early this year has exacerbated financial troubles at some property developers, triggering sector-wide liquidity stress
Boeing shares jump 7.5% higher on news, pushing the Dow Jones index up 1.73% in its biggest one-day percentage gain since March