Jiangsu Changbao Steel Tube        

Jiangsu Changbao Steel

0.00

 Co., Ltd.                         

Tube Co., Ltd. and

Jiangsu Changbao

Precision Steel Tube

Co., Ltd.

Tianjin Pipe International      

Tianjin Pipe (Group)

36.53

 Economic and Trading  Corporation.       

Corporation.

Angang Group Hong Kong Co., Ltd 

Angang Steel Co. Ltd...

36.53

Angang Steel Co., Ltd., and     

Angang Steel Co. Ltd...

36.53

 Angang Group International

 Trade Corporation.

Anhui Tianda Oil Pipe Co., Ltd. 

Anhui Tianda Oil Pipe Co., Ltd.

36.53

Anshan Zhongyou Tipo Pipe &     

Anshan Zhongyou Tipo

36.53

 Tubing Co., Ltd.               

Pipe & Tubing Co., Ltd.

Baotou Steel International       

Baotou Steel International

36.53

 Economic and Trading Co., Ltd. 

Economic and Trading Co., Ltd.

Benxi Northern Steel Pipes Co., Ltd.

Benxi Northern Steel Pipes Co., Ltd.

36.53

Chengdu Wanghui Petroleum Pipe 

Chengdu Wanghui

36.53

 Co. Ltd.     

Petroleum Pipe Co. Ltd.

Dalipal Pipe Company........... 

Dalipal Pipe Company...

36.53

Faray Petroleum Steel Pipe Co. Ltd.   

Faray Petroleum Steel Pipe Co. Ltd.

36.53

Freet Petroleum Equipment Co.,  

Freet Petroleum

36.53

 Ltd. of Shengli Oil Field, The  

Equipment Co., Ltd. of

 Thermal Recovery Equipment,    

Shengli Oil Field, The

 Zibo Branch.                   

Thermal Recovery

Equipment, Zibo Branch.

Hengyang Steel Tube Group      

Hengyang Valin MPM Tube

36.53

 International Trading, Inc.     

Co., Ltd.; Hengyang

Valin Steel Tube Co., Ltd.

Huludao Steel Pipe Industrial   

Huludao Steel Pipe

36.53

 Co., Ltd./Huludao City Steel    

Industrial Co., Ltd./

 Pipe Industrial Co., Ltd.       

Huludao City Steel

Pipe Industrial Co., Ltd.

Jiangsu Chengde Steel Tube      

Jiangsu Chengde Steel

36.53

 Share Co., Ltd.                 

Tube Share Co., Ltd.

Jiangyin City Changjiang Steel  

Jiangyin City

36.53

 Pipe Co., Ltd.                  

Changjiang Steel Pipe Co., Ltd.

Pangang Group Beihai Steel Pipe 

Pangang Group Beihai

36.53

 Corporation.                    

Steel Pipe Corporation.

Pangang Group Chengdu Iron & Steel. 

Pangang Group Chengdu Iron & Steel.

36.53

Qingdao Bonded Logistics Park   

Shengli Oilfield Highland Petroleum

36.53

 Products International Trading  

Equipment Co., Ltd.;

 Co., Ltd.                      

Shandong Continental

Petroleum Equipment Co., Ltd.;

Aofei Tele Dongying Import &

Export Co., Ltd.;

Highgrade Tubular Manufacturing

(Tianjin) Co., Ltd.;

Cangzhou City Baohai

Petroleum Material Co., Ltd.

Qiqihaer Bonded Logistics Park  

Qiqihaer Bonded

36.53

 Products International Trading  

Logistics Park

 Co., Ltd.                      

Products International

Trading Co., Ltd.

Shandong Dongbao Steel Pipe     

Shandong Dongbao Steel

36.53

 Co., Ltd.                       

Pipe Co., Ltd.

ShanDong HuaBao Steel Pipe Co.,  Ltd.

ShanDong HuaBao Steel

36.53

Pipe Co., Ltd.

Shandong Molong Petroleum       

Shandong Molong

36.53

 Machinery Co., Ltd.            

Petroleum Machinery Co., Ltd.

Shanghai Metals & Minerals      

Jiangsu Changbao Steel

36.53

 Import & Export Corp./Shanghai  

Pipe Co., Ltd.;

 Minmetals Materials & Products  

Huludao Steel Pipe

 Corp.                          

Industrial Co., Ltd.;

Northeast Special

Steel Group Qiqihaer

Haoying Steel and Iron Co., Ltd.;

Beijing Youlu Co., Ltd.

Shanghai Zhongyou Tipo Steel    

Shanghai Zhongyou Tipo

36.53

 Pipe Co., Ltd.                  

Steel Pipe Co., Ltd.

Shengli Oil Field Freet        

Freet Petroleum

36.53

 Petroleum Equipment Co., Ltd.   

Equipment Co., Ltd. of

Shengli Oil Field, The

Thermal Recovery

Equipment, Zibo Branch;

Faray Petroleum Steel Pipe Co., Ltd.;

Shengli Oil Field Freet Petroleum

Steel Pipe Co., Ltd.

Shengli Oil Field Freet        

Freet Petroleum

36.53

 Petroleum Steel Pipe Co., Ltd.  

Equipment Co., Ltd. of

Shengli Oil Field, The

Thermal Recovery

Equipment, Zibo Branch;

Tianda Oil Pipe Co., Ltd;

Wuxi Fastube Dingyuan

Precision Steel Pipe Co., Ltd.

Shengli Oilfield Highland       

Tianjin Pipe Group

36.53

 Petroleum Equipment Co., Ltd.   

Corp.; Goods &

Materials Supply Dept.

of Shengli Oilfield

SinoPEC; Dagang

Oilfield Group New

Century Machinery Co. Ltd.;

Tianjin Seamless Steel Pipe Plant;

Baoshan Iron & Steel Co. Ltd.

Shengli Oilfield Shengji        

Shengli Oilfield

36.53

 Petroleum Equipment Co., Ltd.   

Shengji Petroleum Equipment Co., Ltd..

Tianjin Xingyuda Import and     

Tianjin Lifengyuanda

36.53

 Export Co., Ltd. & Hong Kong    

Steel Group Co., Ltd.

 Gallant Group Limited.

Tianjin Seamless Steel Pipe Plant.     

Tianjin Seamless Steel Pipe Plant.

36.53

Tianjin Tiangang Special        

Tianjin Tiangang

36.53

 Petroleum Pipe Manufacturer     

Special Petroleum Pipe

 Co., Ltd.                      

Manufacturer Co., Ltd.

Wuxi Baoda Petroleum Special    

Wuxi Baoda Petroleum

36.53

 Pipe Manufacturing Co., Ltd.    

Special Pipe Manufacturing Co., Ltd.

Wuxi Seamless Oil Pipe Co., Ltd 

Wuxi Seamless Oil Pipe Co., Ltd.

36.53

Wuxi Sp. Steel Tube Manufacturing Co., Ltd.

Wuxi Precese Special Steel Co., Ltd.

36.53

Wuxi Zhenda Special Steel Tube  

Huai'an Zhenda Steel Tube

36.53

 Manufacturing Co., Ltd.         

Manufacturing Co., Ltd.

Xigang Seamless Steel Tube Co., Ltd.

Xigang Seamless Steel

36.53

Tube Co., Ltd.; Wuxi

Seamless Special Pipe Co., Ltd

Yangzhou Lontrin Steel Tube Co., Ltd.    

Yangzhou Lontrin Steel Tube Co., Ltd.

36.53

Zhejiang Jianli Co., Ltd. &     

Zhejiang Jianli Co., Ltd.;

36.53

 Zhejiang Jianli Steel Tube Co., Ltd.     

Zhejiang Jianli Steel Tube Co., Ltd.

PRC-wide Entity *

99.14

* Shengli Oil Field Freet Import & Export Trade Co., Ltd