甘肃11选5走势图

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甘肃11选5走势图 Established in 1992, ZZHZ is a company combine design, fabricate and brige construction for lifting equipment.Our products are widely used in highway, railway and high speed railway bridge construction projects in domestic market; meanwhile they are exported to many countries such as Vietnam, Singapore, India, Indonesia, Sri Lanka, Saudi Arabia, Qatar, and Morocco.

With manufacture and construction experience for over 20 years, ZZHZ has obtained production license issued by China General Administration for Quality Supervision, Inspection and Quarantine, and got ISO9001:2008 quality system certification and CE certification。 To have more powerful development ability, ZZHZ cooperates with China famous universities, such as Southwest Jiaotong University, Dalian University of Technology and Wuhan University of Technology。 Especially, as one of our patents, isosceles triangle honeycomb type main girder is initiative design and adopted in the worldwide。

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