Ing tanggal 16 Juni, lelungan pipa baja sing apik, Pelanggan Pipa Baja sing Apik saka rapat Konsensus Distrik Hainan bakal dianakake ing Hainan Guest House, Haikou City. Rapat konsensus iki dianakake dening Tianjin Youfa Steel Pipe Group, Haikou Gangyu Material Trading Co., Ltd., Hainan Youfa Industria...
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