Taiwan LED makers ask for PSS price cuts

Siu Han, Taipei; Adam Hwang, DIGITIMES Asia Monday 23 March 2015 0

As PSS (patterned sapphire substrate) makers have been expanding production capacities, PSS supply has significantly increased and therefore Taiwan-based LED epitaxial wafer and chip makers have asked PSS makers to lower quotes for a 4-inch PSS to US$40,...

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