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 METALLURGY & MATERIAL ENGINEERING
ALLOY METALS
CASTING & FORGING
COMPOSITE
CORROSION
METALLURGY -MIX
NANO TECHNOLOGY
WELDING
ASIA ROCK & SLAG WOOL (RASOUL ESMAILIAN)
ASIA COMPOSITES (AHMAD HEDAYAT-BAZARGANI)
ARVIN ANDOOZAN SAVEH ()
ARVIN ANDOOZAN SAVEH ()
ARMIN INDUSTRIES (RAMIN REZANEZHAD)
ARIA ROCK WOOL (EBRAHIM SALEHI)
ARASH RANG MANUFACTURING (ABDOL-HAMID MOTEBAHERRINEJAD)
ANBAR MATA (HASAN KHANI)
AMA INTERNATIONAL ()
ALBORZ CHELIC IRAN (MASOUD MOKHTARI)
ZIBO WEL-FIT METAL PRODUCTS ()
ZHEJIANG ZHONGXIAO VALVE ()
ZHEJIANG TEYI VALVE ()
ZHEJIANG TEJI VALVE ()
ZHEJIANG SHENGGUI VALVE (ANDY CHEN)
ZHEJIANG PORO VALVE MANUFACTURING ()
ZHEJIANG ONGSEN VALVE ()
ZHEJIANG ONERO VALVE ()
ZHEJIANG BYHO VALVE ()
ZHEJIAN ZHEDONG HIGH AND MIDDLE PRESSURE ()
WUXI YANGTONG MECHANICAL EQUIPMENT ()
WENZHOU XIANGJIAN BALL VALVE ()
WENZHOU KESAI VALVE ()
()

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