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ZHENGLU,Changzhou,Jiangsu,China China
we can offer the mechanical seal and auxiliary system for pump, compressor, agitataor and fans.we can manufacture by various standards.also can be pr
we can manufacture the external cylinderical gear and internal cylinderical gear , include spur, helical, double helical.we used the NILES CNC grindin
Personne àcontacter Mr. ning vincent
Nom de la société ZHENGLU, Changzhou, Jiangsu
We will contact you soon .
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