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Heraeus Quartz North America LLC, Heraeus Covantics100 Heraeus Blvd.Buford, GA 30518United States
Heraeus Quarzglas GmbH & Co. KG, Heraeus CovanticsReinhard-Heraeus-Ring 2963801 KleinostheimGermany
上海市闵行区光中路1号201108中国大陆
Shin-Etsu Quartz Prod. Co., Ltd.〒141-0032Shinagawa-Ku, TokyoEast Tower 9F, Gate City Ohsaki, 1-11-2 OsakiJapan
Heraeus Korea Corporation, Heraeus Covantics Anseong Factory39, Je4sandan 1-ro, Miyang-myeon, Anseong-siGyeonggi-do ProvinceRepublic of Korea
Heraeus Quartz North America LLC,Heraeus Covantics100 Heraeus Blvd.Buford, GA 30518United States
Heraeus Korea Corporation Heraeus Covantics Anseong Factory39, Je4sandan 1-ro, Miyang-myeon, Anseong-siGyeonggi-do ProvinceRepublic of Korea
Heraeus Quartz North America LLC, Heraeus Covantics301 N. Roosevelt AveChandler, AZ 85226United States
上海市浦东新区国耀路209号，鲁能国际中心D区702室200126中国大陆
Young Shin Quartz Co. Ltd.9-2, Yongso 1-gil, Gwanghyewon-myeon, Jincheon-gunChungbuk Province 27809Republic of Korea
Topco Quartz Products Co. LtdNo.8, Wenhua Rd., Hukou TownshipHsinchu County30352China Taiwan
Heraeus Shin-Etsu Quartz Singapore Pte. Ltd.26 Boon Lay Way, #01-90 Tradehub 21Singapore 609970Singapore
