- Pipe and fittings  - Hydrant Castings - Malleable IRON Castings  - Flanges ? riggings
SDMEC deals in the export and import businesses in the following fields: general-purpose and mining machinery, metal-cutting machinery, transportation and power machinery, bearings, steel balls and general-purpose  products , pneumatic  and  hydraulic components, agriculture machinery ,    textile    machinery ,  agricultural   products  -  processing   machinery, electrical engineering equipment, instruments and meters, electronic   products ,   various   hardware   and   tools , abrasives  and  grinding  tools, casting and forging parts,  various  complete  plants and technologies, as well  as  barter  trade  and  frontier   trade.  Meanwhile,  it also  deals  in processing according to supplied drawings or samples, and processing  with  supplied  materials,  assembling  with  supplied parts, compensation trade, acting  as  agents  and  selling goods on a commission basis, as well as flexible trade of setting up joint ventures, domestic  and  international  bids,  supplying technical labor to foreign countries, ect.