Showa Denko
CMP
Bestry
Nippon Steel & Sumikin Materials
Denka
Sibelco
Anhui Estone Materials Technology
Dongkuk R&S
Jiangsu NOVORAY New Material
Admatechs
Bengbu Silicon-based Materials
Zibo Zhengze Aluminum
Luoyang Trunnano Tech Co. Ltd (TRUNNANO)
Stanford Advanced Materials
xtra GmbH