Which trade theory, please explain why was China most efficient producing parts? Response 1 of 3: Sure! China had the large, relatively inexpensive labor force needed for efficiently producing commodity-type parts.Sure! China had the large, relatively inexpensive labor force needed for efficiently producing commodity-type parts. Response 2 of 3: I can! It's because economies of scale were much lower in China compared to the United States.I can! It's because economies of scale were much lower in China compared to the United States. Response 3 of 3: Yes! With its capital-intensive labor force, China is unmatched in the production and export of commodity-style goods. Yes! With its capital-intensive labor force, China is unmatched in the production and export of commodity-style goods