How is the sales of super capacitor and energy saving products in the market

The market is now selling equipment, we can see a lot of manufacturers, in the process of purchasing equipment, it will be sure to look at its energy efficiency. If the energy efficiency of the equipment is poor, it may consider whether to buy it. After all, the production of an enterprise, it may take twenty-four hours of production. If the energy saving of each equipment is very poor, the energy consumption is too large and the manufacturer's production cost will be increased more.
Therefore, when the equipment is used, energy saving is the first problem to be taken into consideration. We know that many old fashioned equipment, in the manufacturing process, may be less energy-efficient. In view of such a phenomenon, can we increase it in a certain kind of equipment so that it can achieve a good energy saving effect?
In fact, we will find a kind of super capacitor energy saving product, which is a kind of energy saving products for external use. After the use of the equipment, it can make the equipment achieve a good energy saving effect. For example, if we use more elevators, many old elevators will have poor energy efficiency. If they install a super capacitor and energy-saving products, they will improve their energy efficiency. So if it is not satisfied with the energy saving of its own equipment, it is possible to install a super capacitor and energy saving product for it to use.