Freight forwarding industry is a complex field involving many aspects. Here are some of the things you need to know about freight forwarding:

1. Logistics knowledge: Freight forwarders are part of the logistics industry, so it is necessary to understand the basic principles, processes and practices of logistics.

2. International trade knowledge: Freight forwarders need to deal with international trade tasks, such as preparing and submitting documents, handling customs clearance, understanding trade agreements of different countries and regions, etc.

3. Legal knowledge: Freight forwarders need to understand the basics of transport, customs and trade law to ensure they can provide the best advice and service to their clients.

4. Transportation knowledge: Freight forwarders need to understand the different types of transportation modes, transportation time and costs, and how to optimize transportation efficiency.

5. Language skills: Freight forwarders need to communicate with customers and suppliers, so they need good language skills, especially English, as it is the main language of international business communication.

6. Problem solving ability: Freight forwarders need to solve various problems, such as transportation delays, damaged goods, lost documents, etc., so they need to have good problem solving ability.

7. Customer Relationship Management ability: Freight forwarders need to establish and maintain good relationships with customers and suppliers, so they need to have customer relationship management skills.

8. Business awareness: Freight forwarders need to have business awareness, such as understanding market trends, understanding customer needs, and looking for new business opportunities.

In general, working in the freight forwarding industry requires a combination of knowledge and skills, including logistics, international trade, law, transportation, language, problem solving, customer relationship management and business awareness.