We are Henan Dayu Import & Export Co., Ltd., which has been deeply involved in the surveying and mapping industry for 20 years, partly focusing on the R&D and sales of testing instruments, and partly providing engineering survey and surveying services for the engineering party. At present, it has a R&D team of about 20 people, 10 sales personnel, 20 technical and after-sales personnel, and has strong product supply capabilities, after-sales service capabilities and project technical service capabilities, and has a good reputation at home and abroad.

After years of unremitting efforts, we have always practiced the principle of "product first, service first, customer first, integrity first", and we have achieved a breakthrough in annual sales of 15 million US dollars. In order for you to enjoy better products and services, welcome long-term cooperation with us for mutual benefit and win-win results.