FSC:Ningbo Yawen International Trading Co., Ltd yubahiriza ibisabwa na FSC murwego rwo kugenzura ibijyanye no kugura no kugurisha ibiti, imigano n'impapuro (FSC 100%, FSC ivanze, FSC Yongeye gukoreshwa).Isuzuma ryashingiye ku bipimo bisanzwe: FSC-STD-40-004 na 3.0 FSC Igipimo cyurunigi rwicyemezo.
GRS:Ningbo Yawen International Trading Co., Ltd yubahiriza Global Recycled Standard (GRS) verisiyo 4.0 yagenzuwe na ECOCERT GREENLIFE SAS.Ibyiciro byibicuruzwa nkuko byavuzwe haruguru (kandi bisobanuwe neza kumugereka wibicuruzwa) bihuye nibipimo: Imyenda irangi (PC0025).Ibyiciro byuburyo byatwaye inshingano zumuryango wavuzwe haruguru kubicuruzwa byemewe bikubiyemo Ubucuruzi (PR0030).
TUV Yagenzuwe:Ningbo Yawen International Trading Co., Ltd yagenzuwe na TUV Rheinland nk'umuntu utanga zahabu kuri Alibaba.
