Current market volatility, it is advisable to observe the secondary market and wait for the situation to stabilize. It is recommended to accumulate funds and participate in stable projects. The BTE dual mining model is timely, mining BTE while earning BTC, with stable returns. Multiple accounts can participate, with a payback period of about 20 days according to the S7 progress. As a long-term project, BTE has great potential. After recouping the investment, the pure profit is still very good.