Samsung Electro-Mechanics forms W480b glass core joint venture with Sumitomo unit

Samsung Electro-Mechanics will set up a 480 billion won ($310 million) joint venture with a Sumitomo Chemical Group unit to produce glass cores, a key material for next-generation semiconductor substrates used in advanced chip packaging. The Korean components maker said Thursday it signed a final agreement with Dongwoo Fine-Chem, a wholly owned subsidiary of Japan’s Sumitomo Chemical Co., to establish the venture, tentatively named GlaSSEM. Samsung Electro-Mechanics will hold a 66.2 percent stak