Reliable welding process, excellent welding techniques, with 100% X-ray inspection (RT) pass rate for all pressure-receiving Class AB welds. The paint coating has a corrosion-free lifespan of greater than or equal to 25 years when buried underground.
- C16-2-1, Economic Development Zone B, Miyun District, Beijing
- dj@djiang.net
- +86 4006608576 / 18500265088
