Piping design: Relying on advanced design ideas, professional technology team and high level management, DDTS offers all-rounded technology services from 2D to 3D piping designs for organizations of petroleum, chemical industry, electric power, pharmacy, marine engineering construction and design.

Basic CAD Service
Custom CAD Service
Construction Docs CAD Service
Fixed Turnaround CAD Service

The DDTS Inc. team consists of over 350 professionals and has more than 10 years experience in CAD/GIS service. As one of enterprises qualified by ISO9001, DDTS keeps long-term relations with over 1200 enterprise clients in the world.100% manually vector drafting, 4-level quality control procedures, flexible and diversified GIS services, and professional engineering technology consultation qualified DDTS as a membership of NCS to participate in CAD/GIS standards making.

DDTS design a tough tower that can survive the most severe environments on earth. Each tower design considers not only the environmental load conditions that must be endured (wind, ice, and seismic loads), but also includes consideration of the construction personnel and equipment availability, local terrain, and suitability of the structure for the proposed application.