生产自硬树脂砂通气绳砂型铸造用辅助材料源头厂家

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Hebei Mengou Casting Technology Co., Ltd

Address:15-2-802 Yujingge, Gaoying Street, Chang'an District, Shijiazhuang City, Hebei Province
Tel:13703129051

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13703129051

生产 自硬树脂砂通气绳 砂型铸造用辅助材料 源头厂家