Zhongchang Big Data Corp. Ltd. engages in the provision of marine freight transportation services. Its businesses include marketing, domestic dry bulk transportation, and dredging business. Its Marketing business provides digital media advertising, marketing software, search marketing, and network public relations services. Its Domestic Dry Bulk Transportation business offers coal and iron ore domestic coastal transportation services. Its Dredging business involves in the maintenance, dredging, and environmental remediation of ports; and waterway infrastructure construction services. The company was founded on June 3, 1993 and is headquartered in Shanghai, China.