1, profit. The price of bottled water in Nongfu Spring is about ten yuan, but the cost price of this barrel of pure water in Nongfu Spring is actually only three yuan, which means that as long as you can sell a barrel, you can earn six yuan.

2. demand. In today's cities, society is progressing, and people also have requirements on the material level. The sales of bottled water continue to rise, and the sales of bottled water in Nongfu Spring must be considerable.