- Basan Graphite Electrode Co.,Ltd
- Address:Wangcun, Zhoucun Country, Zibo City, Shandong Province
- Topfield Capital Resources
- Address:6 On Ping Street
- QUALITY TOP International & Trade Co.,Limited
- Address:UNIT 04, 7 / F, BRIGHT WAY TOWER, NO. 33 MONG KOK ROAD, KOWLOON,
- Gramet Global Trade Co. Ltd
- Address:ROOM 1701 HENAN BUILDING NO. 90 JAFFE ROAD WANCHAI
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