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Kampaniyo idadutsa China Quality Assurance Center GB/T 19001-2016/ISO 9001:2015 kasamalidwe kabwino kachitidwe, GB/T 28001-2011/OHSAS 1801:2007 dongosolo loyang'anira zaumoyo ndi chitetezo, GB/T 24001-2016/ISO1401 : 2015 Environmental Management System Certification, adapambana mutu wa "Qualified Product Quality, Customer Satisfied Enterprise" m'chigawo cha Sichuan.
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