涵凯能源石油沥青片可用于沥青漆橡胶制品厂家直发免费寄样

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Hebei shankai energy technology development ltd

Address:Nord li guu village, yongyue, hebei province
Tel:15733084446

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15733084446

涵凯能源石油沥青片 可用于沥青 漆 橡胶制品 厂家直发 免费寄样