2009年11月17日,商务部对来自中国的石油专用管材发布诉讼初裁结果。此次诉讼期为2008年10月1日至2009年3月31日。2010年4月19日,商务部发布终裁结果,
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Weighted-Average
Exporter Producer Margin Percent
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Tianjin Pipe International Economic Tianjin Pipe (Group) Corporation 29.94
and Trading Corporation..............
Angang Group Hong Kong Co., Ltd....... Angang Steel Co. Ltd. 29.94
Angang Steel Co., Ltd., and Angang Angang Steel Co. Ltd. 29.94
Group International Trade Corporation
Anhui Tianda Oil Pipe Co., Ltd........ Anhui Tianda Oil Pipe Co., Ltd. 29.94
Anshan Zhongyou Tipo Pipe & Tubing Anshan Zhongyou Tipo Pipe & Tubing Co., Ltd. 29.94
Co., Ltd.............................
Baotou Steel International Economic Seamless Tube Mill of Inner Mongolia Baotou Steel 29.94
and Trading Co., Ltd................. Union Co., Ltd.\27\
Benxi Northern Steel Pipes Co., Ltd... Benxi Northern Steel Pipes Co., Ltd. 29.94
Chengdu Wanghui Petroleum Pipe Co. Chengdu Wanghui Petroleum Pipe Co. Ltd. 29.94
Ltd..................................
Dalipal Pipe Company.................. Dalipal Pipe Company 29.94
Faray Petroleum Steel Pipe Co. Ltd.... Faray Petroleum Steel Pipe Co. Ltd. 29.94
Freet Petroleum Equipment Co., Ltd. of Freet Petroleum Equipment Co., Ltd. of Shengli Oil 29.94
Shengli Oil Field, The Thermal Field, The Thermal Recovery Equipment, Zibo Branch