A simple summary of the current technical situation: the overall trend is bearish, and the rebound is weak. Whether it is short-term or medium-term technical indicators, they all indicate a downward retreat. The price is tied to all major moving averages, forming a standard bearish arrangement pattern. All signs point to the market currently being dominated by a downward trend in a bearish direction, making it difficult to change the situation in the short term.

Trading strategy for 12.15 Bitcoin:
1, Sell from 90500-89500, stop loss above 91500, first target near 88100, second target near 86200
2, Buy from 86100-87100, stop loss below 85100, target 88100-89100
Trading strategy for 12.15 Ethereum:
1, Sell from 3145-3095, stop loss above 3205, target 3025-2965
2, Buy from 2935-2975, stop loss below 2895, target 3045-3075