Pe wa

A fi ara rẹ fun laisọtọ lati ṣe iwadii ati dagbasoke ilana ti a ṣe ti bọọlu irin ati ni akọkọ gbe awọn boolu irin bii chrome steel balls (aisi52100), awọn boolu irin irin (aisi1015) irin alagbara irin alagbara (aisi304.316.420.440c).

0519-86201127

+86 13506129787

Nanzhai Qiancheng 25 # Panjia Town Wujin District Changzhou Jiangsu Province

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