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In March 2020, Qingdao Jinneng New Materials Co., Ltd. - Qingdao Jinneng New Materials Co., Ltd. 450000 tons/year high-performance polypropylene unit finished product packaging warehouse steel structure project.

Date：2020/4/16 11:20:15　Popularity：61

In March 2020, Qingdao Jinneng New Materials Co., Ltd. - Qingdao Jinneng New Materials Co., Ltd. 450000 tons/year high-performance polypropylene unit finished product packaging warehouse steel structure project.