Accommodation at school: 6500
Contract term: 5 years
Water price: direct drinking water 0.2 yuan/liter, direct drinking water 0.3 yuan/liter
Calculated at the middle price of 0.25 yuan/liter
According to the normal daily ration of 1.5L/L for each student in school, the highest standard is 0.3yuan/L
Annual income: 6500 * 0.25 * 1.5 * 30 days * 9 months (school time)=658125 yuan
The cost of water and electricity per liter of direct drinking water is about 0.08 yuan
The annual cost is about 210600 yuan
Gross profit of one year is 447525 yuan
Equipment 381575 yuan
The installation cost is calculated based on the cost of 200 sets=200 * 87 sets=17400 yuan
Replacement of filter element: cost of 5 years is about 100 * 87 * 5=43500 yuan
Administrative expenses:
1. Labor, one maintenance, one cleaning: 6000/month * 12=72000 yuan
2. Tax is about 3%, equivalent to about=19743.75 yuan
3. Other expenses
Total for the first year:
Total 447525-381575-17400-43500-72000-19743.75=-86693.75
Including other expenses, between 1.5 and 1.8 years
This product is mainly composed of copper valve body, solenoid valve, water flow rotor assembly and Hall sensor. The computer is installed on the waterway system to detect the flow of water. When the front end solenoid valve is powered on
1. Light white translucent shell, smooth appearance design, full of fashion. 2. Fully waterproof design, double layer design of keys and upper and lower shell joints, and waterproof silicone seals.
This equipment is matched with the consumption system (optional) and is used in various charging places such as canteens, restaurants, supermarkets, clubs and bathrooms. It is characterized by simple operation, safety and reliability, practical functions, fast and accurate
The card issuer is connected to the computer, and the IC card management software is used to open an account, recharge, refund, report loss, and cancel for users
Generally speaking, the CPU card chip means that the chip contains a microprocessor, whose function is equivalent to a microcomputer. The metal chip on the integrated circuit card (IC card) that people often use is the CPU card chip.
The full name of M1 card is NXP Mifare1 series. There are two commonly used models, S50 and S70. At present, domestic chips are compatible with M1 cards, which belong to non-contact IC cards. The most important advantage is a multi-function card that can be read and written and has high security. These advantages are inseparable from its own structure.
You can freely choose to log in by swiping your card, account, or face, and support multiple ways to get clothes See the official website of Zhuo Ai Zhixi: szzazx.com
There is no need for labor on duty to save labor costs and reduce capital investment. See the official website of Zhuo Ai Zhixi: szzazx.com
Microcomputer fully automatic mode programmable control, full frequency conversion five stage speed regulation control system. See the official website of Zhuo Ai Zhixi: szzazx.com