亚洲成a人片在线观看

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    Company news

    • metal bar grating specilist

      Jiulong Machinery is recognized as a leader in the field of steel grating manufacturing. Since its inception in 1992, it served conventional energy sectors by providing innovational intelligent machineries to upgrade thermal power stations. In 2002-2003, with an insight into prospective steel ind...
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    • 2020 Mid-year Work Conference

      Ningbo Jiulong Machinery Manufacturing Co., Ltd? On July 24th, 2020, we held the 2020 Mid-year Work Conference. By hard working of all the staff, we achieved brilliant performace in the past six months. Output: we have completed 61.5% of the annual volume. We produced more than 38,500 tons of On ...
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    • Quick view of the largest metal bar grating manufacturer in China

      We, Ningbo?Jiulong?Machinery manufacturing Co., Ltd, is a leading?steel bar grating?manufacturer with nearly?30 years?experience in this field.   Over the past decades, we remain our position as the?top 1?in the highly competitive industry with strengths in:   a.) Full product range:?me...
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    亚洲成a人片在线观看
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