- Sinosteel Luoyang Institute Of Refractories Research Co., Ltd.
- Address:43# Xiyuan Road
- Ningbo Bandak Industrial Co.,Ltd
- Address:Suntang Road, Cixi Industrial development zone
- Zibo Soaring Universe Refractory & Insulation Materials Co., Ltd.
- Address:Zhangdian District
- Zibo Yonganda Industry And Trade Co., Ltd.
- Address:Lingzi Town, Zichuan District, Zibo City,Shandong Province, China
- Deqing Jiahe Crystal Fiber Co., Ltd.
- Address:
- Zhengzhou Sunrise Refractory Co., Ltd.
- Address:NO 36 Fengchan Road zhengzhou Henan China