A shipping agent that facilitates transportation from China to South Africa plays a crucial role in ensuring the smooth movement of goods. They handle various aspects such as:

　　1. Documentation and customs clearance: Preparing and submitting the necessary paperwork to comply with both Chinese and South African customs regulations.

　　2. Freight forwarding: Choosing the most suitable mode of transportation (sea, air, or land) based on factors like the nature of the goods, delivery time requirements, and cost.

　　3. Logistics planning: Coordinating the pickup of goods in China and their delivery to the destination in South Africa, including warehouse storage if needed.

　　4. Carrier selection: Negotiating with shipping companies and airlines to get the best rates and service.

　　Some well-known shipping agents for the China to South Africa route include:

　　1. COSCO Shipping

　　2. Maersk

　　3. CMA CGM

　　When choosing a shipping agent, it's important to consider their experience, reputation, network, and the quality of customer service they offer.