Tech giants accelerate their layout in the stablecoin sector, promoting reforms in the global payment system. JD.com participates in the Hong Kong stablecoin sandbox test through its subsidiary JD Coin Chain Technology, planning to issue a stablecoin pegged 1:1 to the Hong Kong dollar and collaborating with Xiaomi's Star Bank to explore cross-border payment solutions, aiming to address its own cross-border settlement pain points and serve the real economy. Meta restarts its stablecoin project, planning to integrate stablecoin payments in WhatsApp, covering its 2 billion user base.