Beijing Jielong Refractory Material Factory
[ Manufacturer ]Main business are Fireproof pouring material, Refractory matter product, Indefinite form refractory matter, Fireproof material fine powder, Firebrick powder, Steel shot, Fire-clay
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[ Manufacturer ]Main business are Fireproof pouring material, Refractory matter product, Indefinite form refractory matter, Fireproof material fine powder, Firebrick powder, Steel shot, Fire-clay