Value Stream Mapping to Improve Workplace to support Lean Environment Ahmad Nur Aizat Ahmad, Te Chuan Lee, Rohaizan Ramlan, Md. Fauzi Ahmad, Norafifah Husin and Mustaqqim Abdul Rahim MATEC Web Conf., 135 (2017) 00032 Published online: 20 November 2017 DOI: 10.1051/matecconf/201713500032