On 19^th-23^rd May 2022, it has been an honor for our Surveying division that we had delivered surveying instruments to Chiang Mai Provincial Administrative Organization. There are WingtraOne Gen ll VTOL UAV, Trimble R8s GNSS and Trimble C5 Total station. The aim is for handling all surveying tasks from general surveying and mapping to designing and planning for maintenance roads and public parcels. During those days, our professional staffs also provided training course for all products. The course contained introduction of hardware, workflow and instructions step-by-step, field practices, processing software and Q&A.