http://pastport.jp/user/tianchuangpipe ja-JP Hebei Tianchuang Pipe Co.,Ltd is fully invested by Xinfangsheng Group in 2011, and it produce ERW pipe, galvanized pipe, highway guardral, and galvanizing process for hardware and heavy metal. 2020-12-02T11:20:39+0900 http://pastport.jp/user/tianchuangpipe/timeline/Hebei%20Tianchuang%20Pipe%20Co.%2C%20Ltd tianchuangpipe http://pastport.jp/user/tianchuangpipe/timeline/Hebei%20Tianchuang%20Pipe%20Co.%2C%20Ltd