Is it cost-effective to send 9kg books from Nanjing to Qingdao by logistics or express delivery? How much does it cost?

Send 9kg books from Nanjing to Qingdao? Logistics cost-effective or express cost-effective; With logistics companies, Anneng logistics charges are more cost-effective. 40-45 yuan. . .

Charges of Anneng Logistics Company: first weight 12 yuan/kg; 4 yuan/Jin. The logistics fee for 9kg is: Shouzhong 12 yuan +4 yuan× 8 = 44 yuan, and it can be settled in 40-45 yuan.

If you use the express delivery unit, it will be more expensive, about 60-70 yuan. (SF Express, EMS is more expensive)

FYI ......