What are the main models of Hitachi central air conditioning?

The main models of Hitachi household central air conditioners are: N series, EX, IVX, VAM, SETFREE and other series. Fujian Colorful Project is a HVAC sales chain enterprise. In Fujian, there are Hanzhong Project in Xiamen, Zhangzhou Source Project and Longyan Source Project. They are all their branches, and they all specialize in Hitachi central air conditioning. If you don't understand anything, you can visit them in official website. . .