Many wanted to join the coalition but had made difficulties in choosing the project and wondered what kind of industry and project to choose. Here, it is recommended that we could consider joining water purification units. There are many advantages in opening a water purification shop. First, water purification is a market in which demand is enormous, where demand for water quality is increasing and demand for water purification is increasing. Second, the water purification industry has a high profitability and can provide considerable profits to your shop. In addition, the water purification industry is accelerating, and you can seize more business opportunities. The opening of a water purification shop can also provide more jobs for you. You can hire salesmen, installers, maintenance workers, etc. To provide employment opportunities for local residents. In conclusion, there are many advantages in opening a water purification shop that can meet people's needs and provide considerab...