Which is better, Baoji Petroleum Steel Pipe or China Railway?

1. Baoji Petroleum Steel Pipe Co., Ltd. (abbreviated as Baoji Steel Pipe or BSG) belongs to China Petroleum and Natural Gas Group. The company's predecessor, Baoji Petroleum Steel Pipe Factory, was founded in 1958, which was one of the key construction projects during the first five-year plan period 156, and was also the earliest manufacturer of large-diameter spiral submerged arc welded pipes in China.

2. Since the establishment of the factory for 50 years, especially since the successful restructuring of the enterprise in 2002, after several large-scale expansion and transformation and technology introduction, it has now developed into a national large-scale first-class enterprise integrating scientific research, pipe making, anticorrosion, casing and auxiliary materials processing, the backbone enterprise of oil pipeline construction in China, and also the largest professional welded pipe company with the most complete varieties and the highest market share in China.

3. The quality problem of China Railway House, the external wall will leak into the room in rainy days, and the quality of interior decoration is also worrying. The decoration in the room has begun to crack and deform.