Hong Kong's Hang Seng plunges nearly 10%, mainland's China CSI 300 slumps about 5% on trade war worries ○ found 2025 › Apr › 07 (Mon) @ 02:15 UTC a story from CNBC ⚠️ › World News Hong Kong ■■■ Hang Seng ■■■ China ■■■ CSI ■■ preview sentiment