If your volume is large, you can directly find their regional company on Baidu Map, contact them by phone, and go to visit and cooperate.

If the quantity is small, there should be no discount.

If the quantity is small, you can consider my method and find an agent online to place the order.

I have compared the shipping costs before:

According to 10kg, it is sent from Yueyang, Hunan to Shantou, Guangdong.

SF Express official: Standard Express 63 yuan, delivered in 3 days; Express 94, delivered the day after tomorrow:

Order placed by a third-party courier: It should be Standard Express, 54.55 yuan, 10 yuan less than the official price.