Shandong Lenser materials Co.,LTD. was established in 1998, for 24 years as a professional steel manufacturer who is engaged in the research, development, production, sale and service. We are dedicated to ensure strict quality control and thoughtful customer service, with our professional and experienced team. As a professional supplier we passed the "ISO9001 & ISO14001" quality system certification, and EU CE certification. Up to now, we have supplied and built long-term partnership with customers from over 50 nations, we have also established long-term partnership with many large state owned steel mill.