It was originally done as an entrepreneurial project of its own. From the initial concept of "bright moon on the sea" to the products that can finally be implemented, it has undergone numerous modifications. Although the process is very difficult, it is gratifying that it can finally be realized. But now, the project died in the middle, although it is a pity, but fortunately, the timely termination did not cause greater mistakes. Although the patent process is already in progress, it seems useless. Let's send it here to criticize the readers ~!!