我们对产品的质量控制怎么办？
他们将对留样、召回的产品、包装袋等进行抽样检测。[{'character': '他', 'pinyin': 'ta1', 'highest pitch': 8.85, 'lowest pitch': 8.72, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '们', 'pinyin': 'men5', 'highest pitch': 8.85, 'lowest pitch': 7.72, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '将', 'pinyin': 'jiang1', 'highest pitch': 9.66, 'lowest pitch': 7.72, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '对', 'pinyin': 'duei4', 'highest pitch': 9.67, 'lowest pitch': 7.27, 'duration': 0.2, 'prosody hierarchy': '#1'}, {'character': '留', 'pinyin': 'liou2', 'highest pitch': 7.91, 'lowest pitch': 5.6, 'duration': 0.29, 'prosody hierarchy': 'null'}, {'character': '样', 'pinyin': 'iang4', 'highest pitch': 9.86, 'lowest pitch': 7.3, 'duration': 0.27, 'prosody hierarchy': '#2'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.06}, {'character': '召', 'pinyin': 'zhao4', 'highest pitch': 10.4, 'lowest pitch': 8.36, 'duration': 0.26, 'prosody hierarchy': 'null'}, {'character': '回', 'pinyin': 'huei2', 'highest pitch': 8.36, 'lowest pitch': 6.34, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 7.73, 'lowest pitch': 6.98, 'duration': 0.1, 'prosody hierarchy': '#1'}, {'character': '产', 'pinyin': 'chan2', 'highest pitch': 8.1, 'lowest pitch': 5.47, 'duration': 0.3, 'prosody hierarchy': 'null'}, {'character': '品', 'pinyin': 'pin3', 'highest pitch': 8.1, 'lowest pitch': 2.66, 'duration': 0.32, 'prosody hierarchy': '#2'}, {'character': '包', 'pinyin': 'bao1', 'highest pitch': 9.19, 'lowest pitch': 8.69, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '装', 'pinyin': 'zhuang1', 'highest pitch': 10.32, 'lowest pitch': 9.98, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '袋', 'pinyin': 'dai4', 'highest pitch': 10.94, 'lowest pitch': 7.07, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '等', 'pinyin': 'deng3', 'highest pitch': 7.07, 'lowest pitch': 4.46, 'duration': 0.26, 'prosody hierarchy': '#2'}, {'character': '进', 'pinyin': 'jin4', 'highest pitch': 7.38, 'lowest pitch': 6.26, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '行', 'pinyin': 'xing2', 'highest pitch': 6.58, 'lowest pitch': 5.45, 'duration': 0.23, 'prosody hierarchy': '#2'}, {'character': '抽', 'pinyin': 'chou1', 'highest pitch': 9.16, 'lowest pitch': 6.58, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '样', 'pinyin': 'iang4', 'highest pitch': 9.86, 'lowest pitch': 7.45, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '检', 'pinyin': 'jian3', 'highest pitch': 12.62, 'lowest pitch': 1.83, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '测', 'pinyin': 'ce4', 'highest pitch': 8.87, 'lowest pitch': 1.83, 'duration': 0.33, 'prosody hierarchy': '#4'}]