BBN sold 1380 tons A588 Grade K railway vehicle steel to North Korea

BBN sold 1380 tons A588 Grade K railway vehicle steel to North Korea

BBN sold 1380 tons A588 Grade K railway vehicle steel to North Korea
  • Comments: The company has the industry's advanced automated production lines and precision laboratory instruments and a capable steel industry management team. Through scientific management, optimized technology, and rigorous testing, the company will keep the

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