The main responsibilities include managing warehouse goods, equipment, and documents, ensuring proper storage, inventory control using WMS/DAS systems, and maintaining an accurate record of goods. The role also involves managing operational activities, communicating with sales departments, coordinating with customers, participating in product training, optimizing delivery routes, and monitoring traffic information. Additionally, the position requires managing staff, planning equipment maintenance, handling customer complaints, and reconciling cash and financial transactions, including collecting payments from customers and controlling expenses.