最近有什么新动向吗？
企业的经营策略有变化吗？[{'character': '企', 'pinyin': 'qi3', 'highest pitch': 8.05, 'lowest pitch': 7.73, 'duration': 0.3, 'prosody hierarchy': 'null'}, {'character': '业', 'pinyin': 'ie4', 'highest pitch': 10.0, 'lowest pitch': 7.97, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 8.7, 'lowest pitch': 7.58, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '经', 'pinyin': 'jing1', 'highest pitch': 10.74, 'lowest pitch': 7.58, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '营', 'pinyin': 'ing2', 'highest pitch': 10.45, 'lowest pitch': 8.67, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '策', 'pinyin': 'ce4', 'highest pitch': 10.24, 'lowest pitch': 8.69, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '略', 'pinyin': 'lve4', 'highest pitch': 8.69, 'lowest pitch': 7.23, 'duration': 0.22, 'prosody hierarchy': '#2'}, {'character': '有', 'pinyin': 'iou3', 'highest pitch': 7.12, 'lowest pitch': 5.47, 'duration': 0.22, 'prosody hierarchy': '#1'}, {'character': '变', 'pinyin': 'bian4', 'highest pitch': 10.74, 'lowest pitch': 9.62, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '化', 'pinyin': 'hua4', 'highest pitch': 10.16, 'lowest pitch': 7.59, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '吗', 'pinyin': 'ma5', 'highest pitch': 7.61, 'lowest pitch': 6.62, 'duration': 0.26, 'prosody hierarchy': '#4'}]