Tianjin Port is the fourth-largest port in the world. It is predicted that cargo throughput will reach 650 million tons in 2020. [Photo provided to China Daily]

Li Guang, general manager of the newly established international logistics company for Yingli Solar, said: "The company not only provides basic services, such as logistics, customs declarations and commodity inspections, but also has cross-border e-commerce and online shopping businesses.

"In the past, we were doing business with companies in the Beijing-Tianjin-Hebei region mostly," Li said. "Since the establishment of the free trade zone, we have more cooperation opportunities nationwide and worldwide."