As of January 3, 2026, 12:00, BTC is currently trading at $89,000, with intra-day fluctuations leaning towards consolidation. Short-term trading should focus on buying low and selling high, with key levels breaking as opportunities to add positions.

1. Core Key Levels (USD)

- Support: 88,700 (EMA120), 87,500 (bull-bear watershed), 86,000 (strong support)
- Resistance: 90,000 (psychological barrier), 90,500 (previous high)

2. Technical Highlights

- Daily Chart: Three consecutive long upper shadows, heavy selling pressure around 90,000, MACD death cross, indicating a sideways and weak trend.
- 4-Hour Chart: Double top pattern, MACD death cross, price losing EMA120, short-term correction expected.
- Short-term (1-4 hours): RSI and KDJ show signs of turning, rebound volume insufficient, caution against sharp pullback after rally.

3. Trading Strategies (with clear levels and risk control)

1. Long Strategy (Conservative)
- Entry: Buy on pullback to 87,500-88,000 for support (e.g., bullish engulfing, hammer).
- Stop Loss: Below 87,000 (500 points).
- Target: 89,000 → 90,000, break above to watch 90,500, take partial profits in stages.
- Position Size: Light position 2-3%, add to 5% upon breakout.

2. Short Strategy (Aggressive)
- Entry: Resistance at 90,000-90,500 during rebound (e.g., bearish engulfing, shooting star), volume shrinking.
- Stop Loss: Above 91,000 (500 points).
- Target: 89,000 → 87,500, break below to watch 86,000.
- Position Size: 1-2%, strict stop loss, avoid holding overnight.

3. Breakout Strategy
- Upward Break: Break above 90,500 with 4-hour close, go long, stop loss at 90,000, targets 91,500-92,000.
- Downward Break: Break below 87,000 with 4-hour close, go short, stop loss at 87,500, targets 86,000-85,000.

4. Risk Management and Execution

- Strict stop loss, single trade loss ≤ **2%** of total capital.
- Use staged entries and exits, avoid full position and emotional trading.
- Monitor macro factors (e.g., Federal Reserve news), reduce positions immediately upon negative news.
- Close intra-day positions within the same day, no overnight holds; for trend trades, set trailing stops (e.g., EMA120).

5. Today's Viewpoint

Focus on high selling within the 87,500-90,000 range, paying close attention to the breakout of 87,500 support and 90,000 resistance. Follow the trend after breakouts, strictly control risk.