Nanjing Tong Chang Environment Tech Co., Ltd.
Ta hanyar yin aiki tare da jagorancin ƙungiyar R&D gida da waje, TongChang yana haɓaka yawan haƙƙin fasaha.Ku sa ido don kafa dangantakar haɗin gwiwa ta dogon lokaci tare da ku.
LinkedIn:https://www.linkedin.com/company nanjing-blue-sky-filter
Twitter:https://twitter.com/BlueSkyFilter
Youtube: https://www.youtube.com/channel/UC5Khydiru5QdeYmnzFjuHAA
