Diamond
Compact
Gold
Trelleborg
Silver
Alroko GmbH & Co KG
BSS Tec International Corporation
Cardolite
DAISHIN KAKO CO., LTD
Dekati Ltd.
FRIMECO Produktions GmbH
Green Friction
H.B. Fuller
Hebei NewTime Foundation Fire Insulation Materials Manufacturing Co., Ltd.
Jiangxi Fengzhu New Material Technology Co.,Ltd
Keiron Chemicals SL
Nantong Xinyuan Special Fiber Co., Ltd.
Otsuka Chemical Co., Ltd.
Qingdao Kropfmuehl Graphite Co. Ltd.
Quartz S.r.l. SU
RIMSA Metal Technology
Specialty Lubricants Corporation
Sterling Fibers
TecSA S.r.l.
Tribotecc GmbH
Waldraff Technologies GmbH & Co. KG
XL-Hitech(Jiangxi) Materials Company
ZHONG BANG SUPER HARD TOOLS CO., LTD.