The choice of a reasonable and feasible defending strategy is the key to make good criminal defenses. When choosing a defending strategy, an attorney should abide by the following principles: safeguarding the clients' legitimate rights and interests, selecting the best strategy, judging everything by facts and taking law as the sole criterion. Accordingly, the choice for defending strategies at the trial' stage ranks down from non prosecution to misdemeanor prosecution, penalty reduction and mitigation. At the sentencing stage, the optimal c...