On July 30, 2016, the 15th CSTT horizontal directional drilling training class was held in lishui, nanjing.
This training course is sponsored by CSTT and undertaken by jiangsu dilong heavy machinery co., LTD. Non-excavation practitioners from all over the country not only participated in the theoretical study of non-excavation technology taught by many non-excavation technical experts, but also visited the drilling machine manufacturing plant of jiangsu dilong, to feel the innovative results of the series of horizontal directional drilling machines of dilong up close.
Earthlong's innovative products, such as double-wall rock drilling machine, multi-stage double-output cylinder direct drive drilling machine, micro-tunnel machine, and a number of products in the forefront of the industry by everyone stopped to watch.
During the visit, the students of the training class listened carefully to the introduction of the products of our company's ground dragon drilling rig series. Some questions raised by the students about the use of drilling RIGS and engineering construction were answered professionally by our technical personnel one by one. We Shared our experience on the use and maintenance of drilling RIGS.