Core Points - PingPong has filed a lawsuit against two companies, Duojing and Duohui, for "commercial defamation" in the Hangzhou court, with the hearing scheduled for September 19, 2025 [2][3] - PingPong, established in 2015, operates in the cross-border payment sector, providing services such as cross-border collection, B2B payments, and supply chain financing, with a presence in 15 countries and 38 branches globally [3] - Duojing and Duohui are related companies founded in 2017 and 2020, respectively, with their legal representative being the founder and CEO of XTransfer, a cross-border payment platform based in Shanghai [3]