Quarzwerke GmbH
Kaskadenweg 40
50226 Frechen
Germany
+49 (0) 2234 101-0
HPF The Mineral Engineers
Augustinusstr. 9D
50226 Frechen
Germany
+49 (0) 2234 101-412
HPF The Mineral Engineers
Kaskadenweg 101
50226 Frechen
Germany
HPF Minerals Italia s.r.l.
Via F. Baracca n. 6, Località "Aero Villaggio"
27055 Rivanazzano Terme (PV)
Italy
+39 (0) 0383 39 88 11
HPF Minerals Ltd.
3F , SEYEONG J Tower
525 Gangnam-daero, Seocho-gu,
Seoul, Republic of Korea (06536)
+82-2-518-9979
Sales China & Taiwan
Mike Chao
HPF Minerals Tech Ltd.
58, Gagok-ro, Songsan-Myeon
Dangjin-si
Chungcheongnam-do
South Korea