Sethula Inkampani ye-Donglai - umhlinzeki wakho wezinto ezisebenzayo oya kuye wezinto ezizinamathelayo. Umgomo wethu ukuhlinzeka ngemikhiqizo esezingeni eliphezulu futhi engenziwa ngezifiso kumakhasimende ethu abalulekile. Izinto zethu zokuzinamathela ze-PET azihlukile, zenzelwe ukubhekelela izimboni nezinhlelo zokusebenza ezahlukahlukene.