Guilin Yingzhong Building Materials Trading Co., Ltd. wadutsa IS09001 Quality Management System Certification, IS014001 Environmental Management System Certification, ndi ISO45001 Occupational Health and Safety Management System Certification ndi lingaliro la "teknoloji yoyamba, khalidwe loyamba, kasamalidwe koyamba, ndi chitetezo. choyamba".Madongosolo a ISO okhazikika komanso athunthu akhazikitsidwa kuti awonetsetse kuti kayendetsedwe kake kakuyenda bwino, kuwunika kokhazikika komanso kukhazikika kwa kasamalidwe ka bizinesi.
