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SHANDONG YONGAN inakhazikitsidwa pa July 21, 1999, yomwe ili mu Junbu Street, Hedong Economic Development Zone, Linyi City, Shandong Province. mitundu yopitilira 40.Zogulitsa zonse zadutsa chiphaso cha GB/T5099,GB/T5842,GB/T5100, GB/T24159, ISO9001, ISO9809-1, ISO9809-3, ISO11118 ndiISO11439.Zogulitsa zimagwiritsidwa ntchito kwambiri mu zamankhwala, ndege, mafakitale ndi zina.

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