BNB surged to 687.86 then pulled back with a long upper wick, showing clear selling pressure above and insufficient bullish momentum.

Price is constrained by the Bollinger Bands upper rail, KDJ approaching overbought territory, technical pullback signals are clear.
Net capital inflow exists but volume failed to follow through, rising price with declining volume indicates weak upside.

Short-term outlook: range-bound pullback expected, focus on 678 support level, break below to watch 670.
Trading suggestion: short positions above 690, short-term targets 670–650, long-term target around 600 $BNB #比特币突破7.5万美元