DSD was founded in 2006, and the head office had been separated from the casting line of Samsung Heavy Industry in 1997 establishing. 
It’s been 20 years being engaged in cast steel business with high satisfaction of customers. The main customers are large Korean companies
such as Hyundai Heavy Industry, Doosan Engine, Samsung Heavy Industry, etc.
   DSD is located at Dalian Economic-Technological Development Area and it is located at 40km from the airport and 6km from Dalian port.
Moreover, the transportation is convenient. The company only supplies steel casting and it applies to the construction of vessel, wind power,
mine, and bridge etc.
   The area of the company is 63,000 square meter and the building is 22,400 square meter. The production capacity is 24,000 tons per year
and the company holds a number of cast steel equipment along with production capacity including final machining of cast steel.
Also, the company is able to provide customers with completed products.
   We have received the certificate of ISO9001. Also, the company possesses advanced production facilities with expert design & technology
department, and is very strict regarding the production of goods. The quality of goods and services are certified by ABS, BV, CCS, DNV, GL,
KR, LR, RINA, NK and by plenty of customers.