- Tarim Oilfield in the Southern Gas people project, cross 1892m in one-time successfully, directional drilling pipe diameter is Φ219.1mm, wall thickness 6.4mm
- Liquefied natural gas project in Guangxi gas pipeline, cross Φ813 gas pipeline in one-time of directional drilling project, total crossing length is 980m
- Qujing gas pipeline crossing mountain, cross mountain 1000m (Ф426 steel pipe) in one-time successfully
- Harbin-Shenyang gas pipeline project (Changchun-Shenyang section), the pipeline distance is 1515m long, the main pipe diameter is 1016mm*21mm, Ф114 fiber optic cable.