Changzhou Dadi Surveying Science & Technology Co., Ltd is a provincial-level, high-new technical enterprise in Jiangsu Province, located in Changzhou Development Zone. It is also a specialized surveying equipment company which deals in application of infrared, laser technology, develops surveying software and manufactures surveying instruments.

The main products of Dadi include:

Reflectorless Electronic Total Station
D30 Series(Distance Meter)
DE Series(electronic Theodolite)
DTM Series(Total Station)
surveying accessories


It’s covering all normal surveying equipments. The products export to European, American and South-east Asian countries and areas.
Dadi has a sound, national marketing and service network in order to assure the first-grade service quality. We ensure that we will give a feedback for customers’ requirements within the shortest time and trace the customer’s requirements.


Dadi sincerely welcomes inquiry and patronage of new and present customers.

Address：NO. 26 North Changjiang Rd. Changzhou, Jiangsu Province, China
Tel：+86 519 85201032/85207370/85211324  -  8011/8009
Fax: +86 519 85210449
Website：www.cndadi.com