- 1989- November 1989, kampani inakhazikitsidwa, imapanga mipando yaofesi yazitsulo, makamaka zitsulo zotetezedwa. - 2003 - Marichi 2003/Ep.2010, yolembetsedwa kudzera mu State Administration for Industry and Commerce of the People's Republic of China (SAIC) 2006 - Apr. 2006, idadutsaChina Compulsory Certification(CCC, Safe series) wosindikizaChina Certification Center for Security and Protection (CSP) 2006 - Mayi2006mpaka Meyi 2018,adadutsa ISO9001Baibulo2000/2008/2015 yoperekedwa ndi Xingyuan Certification Center (XQCC) 2007 - Jan.2007 mpaka Meyi 2018,adadutsa ISO14001Baibulo2004/2015 yoperekedwa ndi Xingyuan Certification Center (XQCC) 2008 - Aug. 2008, idadutsaChina Compulsory Certification(CCC, Safe series) wosindikizaChina Certification Center for Security and Protection (CSP) 2008 - Jul. 2008, Export trade company inakhazikitsidwa yotchedwa "Luoyang Ridangwu Comercial Trading Co., Ltd." - 2010 - Apr. 2010 Kalasi A ya Chitetezo cha Ntchito yolemekezedwa ndiBureau of Human Resources and Social Security yaYanshi, Luoyang,China - 2010 - May 2010, nyumba zopangira zatsopano (kumpoto) zidatha ndipo zikupangidwa. 95% ya malo ndi CNC processing makina. - 2011 - May 2011, kukhala membala bizinesi ya Library Society of China - 2011 - 2011 mpaka 2019, kusungitsa kabati/shelefu/mashelufu am'manja oyesedwa ndi "China National Accreditation Service for Conformity Assessment" - 2011 - 2011 mpaka 2017,adadutsa OHSAS18001:2007 yolembedwa ndi Xingyuan Certification Center (XQCC) - 2012 - Mar. 2012, "Luoyang Ridangwu Comercial Trading Co., Ltd."adasinthidwa kukhala "Luoyang Forward Office Furniture Co., Ltd." - 2012 - Dec.2012 / Dec.2015,“Henan Famous Brand”kulemekezedwa ndiBureau of Administration for Industry and Commerce ofChigawo cha Henan China - 2014 - Apr. 2014 / Jun. 2016 / May 2019 adadutsaISO 14024: 1999 Chinaecertification ya zinthu za nvironmental labelingkukonzedwa ndiChina Environmental United Certification Center(CEC) - 2016 - Mpaka 2016, katundu wathu anali zimagulitsidwa ku mayiko oposa 50, mu Asia, Australia, America, West Europe, North Africa.
