Nanjing Tong Chang Environment Tech Co., Ltd.
Ngokusebenza neqela eliphambili le-R&D ekhaya naphesheya, iTongChang iphuhlisa inani lamalungelo abenzi bobugcisa.Ujonge phambili ekusekeni ubudlelwane bexesha elide kunye nawe.
LinkedIn:https://www.linkedin.com/company nanjing-blue-sky-filter
Twitter:https://twitter.com/BlueSkyFilter
Youtube: https://www.youtube.com/channel/UC5Khydiru5QdeYmnzFjuHAA
