petroleum casing pip

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[CN] Henan Tianzhiwo Machinery Co,. Ltd [Manufacturer]
Key Products/Services:
Business Overview: Henan Tianzhiwo Machinery Co,. Ltd are specialist manufacturers about Screens and Filters .They are widely used for water, oil and gas wells in the world. A...

USD11

[CN] CNNS group co., Ltd. [Manufacturer]
Key Products/Services:
Business Overview: China new steel holding group co., LTD is one of the largest iron and steel production and trade enterprises in China, and there are six subordinate factori...

[CN] China New Steel Holding Group Co., Ltd [Manufacturer]
Key Products/Services:
Business Overview: China New Steel Holding Group Co., Ltd (CNNS) is one of the largest steel industry holding group in China, group has five steel plants and the annua...

[CN] Co-working Developing Co.,Ltd [Manufacturer]
Key Products/Services:
Business Overview: Co-working Developing Co.,Ltd is the Co-working Group's subsidiary, specialize on manufacture steel pipeline in China.The Tianjin office opened in 2007 as a...