Ding Ma, P.E. is a qualified and experienced QA/QC Manager in the field of structural steel. With a background as a field engineer and special inspector, Ding Ma has a wide range of certifications including CWI, ASNT Level III, and ICC. Ding Ma's educational background includes a Master of Engineering in Water Quality and Wastewater Treatment Management and Recycling Technology/Technician from Stevens Institute of Technology.