Ningbo Tianan (Group) Co., Ltd. has evolved in 1994 from Xiangshan HV electric apparatus factory, a state-owned and local-run enterprise founded in 1969. Tianan group is the state large-scale enterprise, one of the key state-level hi-new technology enterprises and the key enterprise in the China power transmission and distribution industry. There is 1 R&D center, 10 specialized subsidiary companies, and more than 70 marketing offices affiliated with the group. More than 3, 500 employees work there with 35% being scientific and technological personnel. Tianan Group is one of the domestic manufacturers and scientific research enterprises of power transmission and transforming industry featuring largest scale, most variety, full specifications, and best quality. Within the Top 500 Chinese manufacturing enterprises, Tianan is ranked the 225th. Besides, the company owns abundant technical development strength and the international first-class production and test equipments. Now the products include 132KV Mobile substation, 126KV GIS & HGIS, 220KV Oil-immersed power transformers, 126KV SF6 Circuit breaker, Below 220kv Outdoor HV disconnecting switch, Below 40.5KV Pad mounted (Box type) substation, Ring Main Unit, SF6 Switchgear, Metal-clad mid-mount AC switchgear, Fixed type switchgear, L.V. switchgear, frequency conversion switchgear, H.V. load break switch, H.V.&L.V. circuit breaker, Cable branch box, fuse, Current transformer (CT), Voltage transformer (PT), Intelligent electric equipment, Dry-type & oil-immersed distribution transformers, etc. The products are widely used in nuclear power plant, chemical plant, railway, underground, airport, national defense and main national, provincial and municipal construction projects. Tianan&＃039;s products have been distributed all over the country and widely used in the key state projects and large-scale construction projects. Some of Tianan&＃039;s products have been exported to more than ten Asian and European countries and regions. Among all of the products, the sale volume of pad mounted substation, ring main unit switchgear and H.V. load switch with advanced technology and full variety always seize the national sale crown. In recent years, many prizes have been awarded to Tianan, such as: National May 1st Labor Prize, National Mechanical Industrial Management Demonstration Enterprise, National Mechanical Industry Best Benefit Enterprise, National Mechanical Industry Civilized Company, National Torch Plan Prize, Province Quality Control Prize and so on. The ISO9001 quality guarantee system, the ISO14001 environment management system and the OHSAS18001 occupation healthy safety control system through the national authentication, "CCC" authentication certificate which is obtained by Tianan comparatively early, "Zhejiang famous-brand products", " Provincial famous trademark", "Provincial well-known company" and so on. Now, Tianan has built a modernized “Tianan Industry Town” able to supply a complete set of power transmission and distribution equipment with 252kV or below 252 kV in Xiangshan County. Seeing is believing, Tianan Group sincerely welcome all new and old customers and friends come to our company for a visit or inspection.