['The', 'cropping', 'machine', 'was', 'a', 'revolutionary', 'advancement', 'in', 'the', 'textile', 'industry', ',', 'allowing', 'for', 'the', 'efficient', 'trimming', 'of', 'fabric', 'edges', '.', 'In', 'the', 'early', '20th', 'century', ',', 'manufacturers', 'started', 'adopting', 'the', 'cropping', 'machine', 'to', 'enhance', 'production', 'speed', 'and', 'reduce', 'waste', '.', 'Another', 'significant', 'development', 'was', 'the', 'introduction', 'of', 'the', 'automatic', 'cropping', 'machine', ',', 'which', 'could', 'adjust', 'blade', 'pressure', 'according', 'to', 'fabric', 'thickness', ',', 'ensuring', 'precision', 'in', 'each', 'cut', '.']
[[1, 2, 'Textile Machinery'], [49, 51, 'Textile Machinery']]