Nanjing Tong Chang Environment Tech Co., Ltd.
Ka ho sebetsa le sehlopha se etelletseng pele sa R&D lapeng le kantle ho naha, TongChang e hlahisa palo ea litokelo tsa molao tsa tekheniki.Ke labalabela ho theha likamano tsa nako e telele tsa tšebelisano le uena.
LinkedIn:https://www.linkedin.com/company nanjing-blue-sky-filter
Twitter:https://twitter.com/BlueSkyFilter
Youtube: https://www.youtube.com/channel/UC5Khydiru5QdeYmnzFjuHAA
