The main products are: 1, various specifications Cold-drawn seamless steel tubes for mechanical, chemical and other industries.
主要产品分为：1、各种规格冷拔无缝钢管，用于机械、化工等行业。
The main products are: 1, various specifications Cold-drawn seamless steel tubes for mechanical, chemical and other industries.
主要产品分为：1、各种规格冷拔无缝钢管，用于机械、化工等行业。
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