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2014.8  Longrun applied  for  flange PRODUCTS LIABILITY INSURANCE.

2013.8   Add 1 set of ring rolling machine

2013.7   TS Certificate
            Manufacturing license of special equipment

201 3.4   Add  2  sets ofCNC drill machines for small size flanges drilling (below 10”)
2012.11 ASME issued by TUV Rheinland

           Approved material ASTM A182 F304, F304L, F316, F316L, F321, F316Ti, SA105
2011.6   got certificate PED/97/23/EC and AD2000 issued by TUV Rheinland

          approved material DIN17440/EN10222-1,EN10222-5 1.4301 1.4306 1.4401 1.4404 1.4541 14571 A105
           equivalent material grade according to other standards (e.g. BS ,AFNOR, ASME)is proved

2007.9   got certificate ISO9001:2008

2007.8   Established Jiang Yin Long Run Trading Co.,Ltd.
           Trading carbon steel flanges and fittings

2007.8   Established Jiang Yin Long Run Flange Co.,Ltd.
            specialized in manufacturing Stainless Steel Flanges

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