I-FSC:I-Ningbo Yawen International Trading Co.,Ltd iyahambelana neemfuno ze-FSC zomxokelelwane wokugcinwa kwempahla ngokubhekiselele ekuthengweni nasekuthengisweni kweenkuni, uqalo kunye neemveliso zephepha (i-FSC 100%, i-FSC mixed, i-FSC Recycled). Uvavanyo lusekelwe kumgangatho: FSC-STD-40-004 v. 3.0 FSC Standard for Chain of Custody Certification.
I-GRS:I-Ningbo Yawen International Trading Co.,Ltd ithobela iGlobal Recycled Standard (GRS) Version 4.0 ehlolwe yi-ECOCERT GREENLIFE SAS. Iindidi zemveliso njengoko zikhankanyiwe ngezantsi (kwaye zichazwe ngakumbi kwisihlomelo semveliso) zihambelana nemigangatho: Amalaphu adayiweyo (PC0025). Iindidi zeenkqubo zithwele uxanduva lwethu oluphantsi kombutho okhankanywe apha ngasentla we-inshorensi yeemveliso eziqinisekisiweyo zokurhweba (PR0030).
I-TUV Iqinisekisiwe:I-Ningbo Yawen International Trading Co., Ltd iqinisekiswe yi-TUV Rheinland njengoMboneleli weGolide kwi-Alibaba.
