Yes, it's true that China has made significant progress in highway construction over the past few decades. The country has rapidly expanded its network of expressways, which are high-speed roads designed for long-distance travel by car and truck traffic.

Here are some key points about the development of highways in China:

1. Rapid expansion: Since the 1980s, China has seen an exponential growth in its highway network.

2. World leader: As of 2021, China has the longest total length of expressways in the world, surpassing 160,000 kilometers.

3. Economic impact: The highway system has played a crucial role in boosting economic development by improving connectivity between cities and regions.

4. Strategic planning: The government has implemented national plans to further develop and improve the highway network.

5. Technological advancements: Many of these highways incorporate advanced engineering techniques and technologies.

6. Regional development: Highways have helped reduce regional disparities by connecting less-developed areas with major economic centers.

7. Environmental considerations: While expanding, there has been increasing focus on minimizing environmental impact.

8. Future plans: The Chinese government continues to invest in new highway projects as part of its infrastructure development strategy.

This extensive highway network has significantly improved domestic transportation efficiency and contributed to China's rapid economic growth in recent years.