ningbo zhenghai yongding fastener co.,ltd.
Manufacturer of hex bolts,hex structural bolt,railway bolt,thread rod,studding,stud double-ended

cixi chida hose clamp co., ltd.
Manufacturer of hose clamp,flexible coupling,wire hose clamps,rivet,british clamp,close rivet

ningbo saivs investment & die casting manufacturer
Manufacturer of sand casting,forging,investment casting,casting,die-casting,aluminium products

cixi jinlin bearings co.,ltd.
Manufacturer of plastic bearing,non-standard bearing,non-grinding bearing,super-grinding plastic bearing,conveyer pulley,window roller