Qinghai Zhenghe Surveying and Mapping Co., Ltd. was established on April 22, 20 14, and its registered place is Room 32 1, Unit 3, Building 8, Yi Kai Jiayuan, Jinsui Road, Xining Economic Development Zone, Qinghai Province. The registered capital of the company is RMB/kloc-0.00 million yuan only. On July 20 14, it obtained Grade C surveying and mapping qualification, and on September 2/6/201day, it was upgraded to Grade B surveying and mapping qualification. On February 4th of that year1passed the ISO900 1 quality management system certification, mainly engaged in engineering survey: control survey, topographic survey, planning survey, construction survey, deformation and precision survey, municipal engineering survey, line, bridge and tunnel survey and mine survey. Real estate mapping: cadastral mapping; Real estate surveying and mapping, administrative boundary surveying and mapping; UAV aerial photogrammetry: photogrammetry and remote sensing indoor and outdoor operations.
Xining kewei surveying and mapping co., ltd
Engineering survey, control survey, topographic survey, construction survey, deformation survey, precision survey, municipal engineering survey, underground pipeline survey and mine survey; Real estate survey; Cadastral mapping, real estate mapping.
Qinghai Cheng Ju surveying and mapping co., ltd
Engineering survey, topographic survey, underground pipeline survey, settlement survey, mine survey, line bridge tunnel survey, municipal engineering survey, control survey, planning survey, construction engineering survey, cadastral surveying and mapping, real estate surveying and mapping (the above projects must be approved according to law and approved by relevant departments before business activities can be carried out).