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Shandong Chenyang New Carbon Material CO.,Ltd.
Add：Shandong jining city RenChengOu 20 in shop town industrial park
Tel：86-537-6595828
Chengaung Group Co.,Ltd.
Add：Shandong jining city RenChengOu 20 in shop town industrial park
Tel：86-537-6595600
Chenxing Carbon Co.,Ltd.
Add：Shandong jiaxiang 35km northing new economic development zone
Tel：86-537-6987666
