Press Release 27/Mar/03 Padaeng receives TIS 18001 certificate Padaeng Industry Public Company Limited, the sole zinc mining and smelting operator in Southeast Asia, has attained TIS 18001 certification for its management of occupational health and safety standard from Management System Certification Institute (Thailand). Mr.Somruay Harinasute (right), Deputy Permanent Secretary of Ministry of Industry, presented the TIS 18001 certificate to Mr.Noppadol Bandhaya (left), Manager-Office Administration of Padaeng Industry PCL, during the ceremony, held on March 21,2003.