12.21 Evening Navigation Analysis

During the day, Bitcoin moved up to around 99485 before declining and is currently trading near 98300.

From the current four-hour structure, Bitcoin is running near the middle track of the Bollinger Bands, with the KDJ golden cross moving upward and the momentum gradually decreasing.

For tonight's Bitcoin: rebound to around 98600-99100.

Looking towards 97700-97000.

For tonight's Ethereum: rebound to around 3460-3480.

Looking towards 3410-3770.