1. Automatic Welding & Automatic UT
2. Micro-Tunneling for pipeline construction
3. Internal flow coating on line pipes for gas pipelines
4. 3LPP coating on High Temperature pipelines
1. Automatic Welding & Automatic UT 2. Micro-Tunneling for pipeline construction 3. Internal flow coating on line pipes for gas pipelines 4. 3LPP coating on High Temperature pipelines
