Which raw materials are imported and from which countries?
**main raw materials:** sapphire substrates, gallium, indium, rare earths
**countries of origin:**
- **sapphire substrates:** australia, russia
- **gallium:** china, germany
- **indium:** canada, china
- **rare earths:** china, usa
boe hc semitek corporation is a leading manufacturer of led chips...
**main raw materials:** sapphire substrates, gallium, indium, rare earths
**countries of origin:**
- **sapphire substrates:** australia, russia
- **gallium:** china, germany
- **indium:** canada, china
- **rare earths:** china, usa
boe hc semitek corporation is a leading manufacturer of led chips and other semiconductor products. specific raw materials are required for the production of these components. sapphire substrates, used as the basis for led chips, are mainly imported from australia and russia. gallium, an important material for the production of led and semiconductor products, is sourced from both china and germany.
indium, used in the production of ito (indium tin oxide) layers for displays, is mainly imported from canada and china. rare earths, needed for various high-tech applications, primarily come from china, with the usa also acting as a supplier. these sources of imports are crucial for ensuring the supply of materials and maintaining the production capacities of boe hc semitek.