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January 1993 Key team members of Yuantai Derun group began technical job in Tianjin Daqiuzhuang tube factory. Tianjin Yuantai Industry & Trade Co., Ltd. was founded, specialize in square, rectangular hollow steel pipe, hot galvanized welded (hot dip galvanized) square tube, the registered capital is USD 10 million. One of Yuantai subsidiaries Tangshan Lituo Steel Tube Co., Ltd. was established, specialize in square rectangular straight welded hollow steel pipe, registered capital is USD 10 million. April 2005 Yuantai Steel Square Pipe Co. Ltd. was established, specialize in square welding hollow steel tube and galvanized tube, the registered is USD 2 million. March 2010 Tianjin Yuantai Runxiang commercial trade company was established, specialize in strip steel trade, galvanized pipe agent, etc., the registered capital is USD 2 million. March 2010 Tianjin Yuantai Derun pipe manufacturing group Co. Ltd. was formally established, marking that the production of high-frequency welded black, galvanized square pipe, spiral welded pipe, pipe logistics and pipe trade as one of the large-scale joint enterprise Yuantai Derun group was formally established, the group registered capital is USD 20 million. March 2010 Tianjin Yuantai Derun Investment Co., Ltd. was formally established, specialize in steel pipe industry chain,lower industry mergers and acquisitions and industrial real estate development, the registered capital is USD 2 million. August 2013 Tianjin Derun Runfeng pipe manufacturing Co. Ltd was established, specialize in hot galvanized (hot galvanizing) processing business, the registered capital is USD 8 million. March 2015 Tianjin Yuantai Yuanda anti-corrosion insulation pipe Co., Ltd. was established, specialize in spiral welded pipe production and sales, the registered capital is USD 2 million. August 2015 Tangshan Yuantai Derun Pipe Co., Ltd. was established, specialize in steel strip, steel pipe trade, registered capital is USD 1 million. March 2016 Tianjin Yuantai Derun International Trade Co., Ltd was established,mainly engaged in international import and export business for Yuantai Group, registered capital is USD 2 million.
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Eanáir 1993 Eochair baill foirne an ghrúpa Yuantai Derun thosaigh post teicniúla i monarcha feadán Tianjin Daqiuzhuang. Meitheamh 2002 Bunaíodh Tianjin Tionscal Yuantai & Trádála Co, Ltd, speisialtóireacht i cearnach, dronuilleogach píopa déanta as cruach log, ghalbhánuithe táthaithe (dip te ghalbhánuithe) feadán cearnach te, is é an chaipitil cláraithe USD 10 milliún. Bealtaine 2004 Ceann de na fochuideachtaí Yuantai Tangshan Lituo Co Tube Cruach, a bunaíodh Ltd bhí, speisialtóireacht ina leatháin dhronuilleogacha cearnach píopa táthaithe díreach déanta as cruach log , tá caipiteal cláraithe USD 10 milliún. Aibreán 2005 Bunaíodh Yuantai Cruach Cearnóg Píob Co Ltd, speisialtóireacht i táthú cearnach tube cruach log agus feadán ghalbhánuithe, an cláraithe is USD 2 milliún. Márta 2010 Bunaíodh Tianjin Yuantai Runxiang cuideachta trádála tráchtála, speisialtóireacht i dtrádáil cruaiche stiallacha, gníomhaire píopa ghalbhánuithe, etc, is é an chaipitil cláraithe USD 2 mhilliún. Márta 2010 Tianjin Yuantai Derun grúpa déantúsaíochta píopa Co Ltd bunaíodh go foirmiúil, marcáil go táthaithe a tháirgeadh ard-minicíocht dubh, ghalbhánuithe píopa cearnach, bíseach táthaithe píopa, loighistic píopa agus trádáil píopa mar cheann de na mór-scála comh fiontair Yuantai Derun grúpa Bunaíodh go foirmiúil, chláraigh an grúpa is caipiteal USD 20 milliún. Márta 2010 Tianjin Yuantai Co Infheistíochta Derun, Ltd bunaíodh go foirmiúil, speisialtóireacht i slabhra de chruach tionscal píopa, cumaisc tionscail níos ísle agus éadálacha agus forbairt eastát réadach tionsclaíoch, is é an chaipitil cláraithe USD 2 mhilliún. Lúnasa 2013 Bunaíodh Tianjin Derun Runfeng píopa déantúsaíochta Co Ltd, speisialtóireacht i ghalbhánuithe gnó a phróiseáil te (te galbhánú), is é an caipiteal cláraithe USD 8 milliún. Márta 2015 Tianjin Yuantai Yuanda frith-creimeadh insliú píopa Co, Ltd, speisialtóireacht i tháirgeadh píopa bíseach táthaithe agus díolacháin, is é an caipiteal cláraithe USD 2 mhilliún. Lúnasa 2015 Tangshan Yuantai Derun Píob Co, Ltd, speisialtóireacht i stiallacha cruach, píopa cruach trádáil, tá caipiteal cláraithe USD 1 milliún. Márta 2016 Tianjin Yuantai Derun Co Trádála Idirnáisiúnta, a bunaíodh Ltd, ag gabháil go príomha i allmhairiú agus onnmhairiú idirnáisiúnta gnó le haghaidh Ghrúpa Yuantai, tá caipiteal cláraithe USD 2 mhilliún.