Replying on LRRI, LYBD is strong in technical force, complete in equipment and facilities, perfect in testing and inspecting measures, stable in products quality. In 1996, LYBD acquired the title of ânational-level new productsâ; In 2001, LYBD obtained the second prize of âScience and Technology Achievements from Henan provinceâ.At the same time, LYBD also provides overall contracting for tundish and refractories design and service.âproduce high quality products, creat responsible enterpriseâ is LYBDâs forever tenet. Sincerely welcome home and abroad friends to cooperate with us.