Exhibit Profile:
Bridge plug (full composite bridge plug, metal soluble bridge plug, non-metal composite soluble bridge plug, large diameter bridge plug, etc.), temporary plugging agent (temporary plugging ball diameter D11-D22, temporary plugging agent particles 1-5mm, Temporary plugging agent powder 20-100 mesh),oil field automation, workover machine used power taps and other products and the development of related products
Bridge plug (full composite bridge plug, metal soluble bridge plug, non-metal composite soluble bridge plug, large diameter bridge plug, etc.), temporary plugging agent (temporary plugging ball diameter D11-D22, temporary plugging agent particles 1-5mm, Temporary plugging agent powder 20-100 mesh),oil field automation, workover machine used power taps and other products and the development of related products
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