Ningxia the First Institute of Surveying and Mapping
The First Surverying and Mapping Institute of zhejiang Prhovince
The First Surveying and Mapping Institute of Hunan Province
The First Surveying and Mapping Institute of Liaoning Province
The First Surveying and Mapping Institute of Xinjiang
The first surveying and mapping institute of Zhejiang province
the First Surveying and Mapping Institute of Zhejiang
The First Engineering Institute of Surveying and Mapping
The First Engineering Institute of Surveying and Mapping of Sichuan Province
The Surveying and Mapping Institute of The Information Engineering University of PLA
The Bureau of surveying and mapping of the estuary of the Yangtse River
The Second Institute of Surveying and Mapping of Guangxi
The second Institute of Surveying and Mapping of Hunan Province
The Third Institute of Surveying and Mapping of Liaoning Province
The 3rd Institute of Surveying and Mapping of Liaoning Province
Anhui Technical Institute of Surveying and Mapping of Geology
Basic Geographic Information Center of Kunming Institute of Surveying and Mapping of Reconnaissance
Engineering Survey Department of Surveying and Mapping Institute of Hebei Prospecting Bureau
Fujian Institute of Surveying and Mapping of Geology