鞏義市北官莊亨通高溫爐材廠

已認證

Gongyi North Guanzhuang Hengtong high-temperature furnace material factory
主營：覆蓋劑,冒口覆蓋劑,發(fā)熱覆蓋劑,珍珠巖覆蓋劑,中頻爐打爐料,冒口,增碳劑,除渣劑