XIAMEN CHANGELIGHT CO.,LTD. is principally engaged in the research, development, manufacture and distribution of semiconductor optoelectronic products. The Company primarily provides high brightness quaternary system light emitting diode (LED) epitaxial wafers, which are applied in the manufacture of LED chips; high brightness quaternary system LED chips, which are applied in the manufacture of LED terminal products for night scene engineering, displays, backlight sources, backlight products, electronic devices and automobile products, as well as gallium arsenide solar cell epitaxial wafers and chips.