Complex sentence: The factory at Bobigny closed in 1970 and production moved to Calais where the range continued to be manufactured until closure in 1971, although the Spanish company Pilen produced some models originally sold as French Dinky Toys through the 1970s until the early 1980s.
Split into simpler sentences: The factory at Bobigny closed in 1970 and production moved to Calais where the range continued to be manufactured until closure in 1971. The company Pilen produced several models originally sold as French Dinky Toys through the 1970s until the early 1980s.