ابحث عن المورّدين / أنابيب OCTG والمواد / Dongying Haisen Sealing Technology Co., Ltd.
Dongying Haisen Sealing Technology Co., Ltd.
东营海森密封技术有限责任公司
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The company provides fluid-sealing research, engineering design, production testing and remote diagnostics. Products include liquid-film seals, dry gas seals and mechanical seals for mixing equipment, serving applications in petrochemicals, refining, power, paper and metallurgy.
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