Nanjing Tongchang Environment Tech Co., Ltd. was founded in 2018, located in Nanjing, JiangSu Province, which is in the Shanghai Economic Circle. Our main business is the production and sales of air and water purification equipments and their supporting accessories.
As a fast-growing high-tech enterprise, Tongchang achieves a lot of certificates audited by SGS, BV and UL. Based on a strong upstream and downstream supply chain in the area of Nanjing, equipped with international sales team and world-class production and testing facilities, Tongchang has proven to have a good reputation in the process of developing international and domestic markets. Our main Markets are in North America, South America, Europe and Asia etc.
TongChang always keeps pace with times and keeps being engaged in R&D work, and offers OEM, ODM and OBM services for clients. Our technical team is good at the filters' test methods and standards in USA and in Europe. By working with leading R&D team domestic and abroad, TongChang develops a number of the technical patents. We are rated as "high-tech enterprise" by the government in 2020.
With high quality products, good service and rich experiences, Tongchang is confident in working with clients to get competitive advantages in the various markets.
Look forward to establishing the long term cooperation with you.