-- in Shangqiu city, Henan province, successfully completed the first class sand backhaul with a diameter of 1400 meters

Congratulations on the central heating network project of shangqiu city contracted by jiangsu zhanshen group. Directional drilling through the heat pipe with diameter of 1400 and 720 meters and then connecting the first-class sand layer to tow back successfully. This project marks the largest pipe diameter in the heat pipe trenchless industry!

The main construction equipment of this project is a horizontal directional drilling rig of FDP-550 tons in yellow sea. With the smooth return of the pipe, it marks another successful example of the yellow sea drilling rig meeting customer needs, sincere cooperation and satisfactory service. Come on! Jiangsu drill god, come on! H.H. Drill-Tech Drilling Machinery Co., Ltd.

　Quality first, efficient schedule.

People first, technology first.

In shangqiu district heating network project has good economic and social benefits, heat supply network is safe, reliable, energy conservation and emissions reduction increase heating capacity, stable running, good circulation effect is greatly improving the quality of the residents heating HuiGuo huimin project, jiangsu drill god began to attach great importance to undertake the project, sent top talent in a line, set up the project department, ensure the safety of engineering quality, progress!

Drilling god construction, first-class technology, party a satisfaction. Huanghai machinery, reliable quality, service first.