• AUD/USD firms up to 0.6392 while Australia closed Mon

• Hits an intraday peak of 0.6400, flashing bullish sign

• Mon close above 0.6386 reaffirms Bollinger uptrend channel

• China stocks rally 0.5%, in faint hopes for US-China talks

• Trump signals end of tit-for-tat China tariffs

• China says won't make any deal at its expense
AUD:

(Ewen Chew is a Reuters market analyst. The views expressed are his own.)