

titlepowder metallurgy metal PM parts manufacturer,OEM High Quality Sintered Powder Metallurgy Car Engine Parts,powder metallurgy sintered gear Shijiazhuang JingShi New Material Science and Technology Co. -
- 公司名称:
- -
- 5年前
- 2017-07-27
5年前
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$10
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4.9
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***@ jspmtech.com
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