The document provides an overview of China's infrastructure sector, including ports and shipping, roadways, railways, metro systems, water and waste management, airports, and telecommunications. It discusses China's extensive coastline and the roles and functions of its government agency that administers maritime matters. It also provides industry analysis of China's harbor and port operations for freight sector, noting that China has the largest freight throughput in the world and its port operators generate high revenues though profitability has fallen in recent years.