An kafa Nanjing Tongchang Environment Tech Co., Ltd a cikin 2018, wanda yake a Nanjing, lardin JiangSu, wanda ke cikin da'irar tattalin arzikin Shanghai.Babban kasuwancinmu shine samarwa da siyar da kayan aikin tsabtace iska da ruwa da kayan haɗin gwiwar su.