You are evaluating the operational efficiency of two manufacturing companies, Company A and Company B, in the automotive sector.

Requirements:

1. Company A generated $500 million in net sales revenue with average total assets of $1 billion for the fiscal year 2023. Company B achieved $800 million in net sales revenue with average total assets of $2 billion during the same period.
2. Calculate the asset turnover ratio for both companies.
3. Analyze which company utilizes its assets more efficiently to generate sales revenue.