ZHONG SHAN H.R.T. PRECISION STEEL BALL CO.,LTD.

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ZHONG SHAN H.R.T. PRECISION STEEL BALL CO., LTD. is the unique manufacture in china, which posses- ses the most advanced production line. The company facilities, from the Heat-Treament Furnace, High Speed Heading machine and machine for flashing, grinding

http://www.chnsteelball.com

✍: FYIcenter.com

2009-07-30, 6665🔥, 0💬