General engineer, graduated from Southeast University. He is engaged in researching and developing solar technology, presided many national and provincial scientific research items. Holds multi invest technology and patent of solar energy collector, solar energy hot water system. So he has enough practice and theory knowledge to solar energy hot water project.

Dor.Jiang charges in the engineering department with 48 personnel, of which 3 persons are senior engineers, and 5 persons are higher engineers. These specialized technical personnel who have accepted the strict training with rich experience in the engineering design and construction take charge in the design, construction, installation, and service. The service network all over the country can assure the star-level standard of Consol.