we are a member unit of China Power Supply Society, director unit of Zhejiang Power Supply Society. The company ranks leading in passing the ISO9001 quality management system certification and ISO14001 environment management system certification, the products have obtained certificates like UL, CE, CB, SEMKO, SASO, and also domestic CCC, CQC and TLC that is issued by Ministry of Information Industry successively. In addition, the products are awarded titles "Stable Quality Products" and "Trustworthy Products", "HOSSONI" voltage stabilizer is awarded "Wenzhou Famous Brand Products" and "Zhejiang Famous Brand Product", and "HOSSONI" uninterruptible power supply is awarded "National Inspection-free Products".