['In', 'the', 'early', 'days', 'of', 'textile', 'production', ',', 'the', 'warping', 'mill', 'played', 'a', 'crucial', 'role', 'in', 'preparing', 'yarn', 'for', 'weaving', '.', 'One', 'of', 'the', 'key', 'components', 'of', 'the', 'warping', 'mill', 'is', 'the', 'lease-pin', ',', 'a', 'small', 'projection', 'upon', 'which', 'the', 'lease', 'is', 'formed', '.', 'This', 'device', 'ensured', 'that', 'the', 'threads', 'were', 'wound', 'correctly', ',', 'maintaining', 'tension', 'and', 'alignment', '.', 'The', 'efficiency', 'of', 'the', 'warping', 'process', 'greatly', 'depended', 'on', 'the', 'accuracy', 'of', 'the', 'lease-pin', ',', 'which', 'allowed', 'for', 'seamless', 'transitions', 'between', 'different', 'stages', 'of', 'weaving', '.']
[[32, 32, 'Textile Machinery']]