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  • 2016
  • 2015
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  • 2013
  • 2012
  • 2011
  • 2010
  • 2009
  • 2008
  • 2007
  • 2006
  • 2005
  • 2004
  • 2003
  • 2002
1 2 3 4 5 6 7 8 9
  • SOJO has been awarded "Zhongguancun Top 100 Potential Company".
  • In this year, the R&D department has developed and improved.
  • The overall sales has broken through1, 000,000,000 RMB.
  • In December, SOJO was becoming a group company consisted by around 10 companies.
  • SOJO has strategically purchased Wuxi Power Transformer Co., Ltd., Yunnan Yiyong Meier Technology Co., Ltd., Yingli Rongchuang Engineering Technology Co., Ltd. And SOJO also invested Tianjin Donggao Membrane Tech. Co., Ltd. And set up Beijie New Energy Co., Ltd., Nanjie New Energy Co., Ltd. and New technology R&D centre.
  • In July, the switchgears made by recycled solid insulated material and with Galvanized shield has been put into market, which was a breakthrough of Chinese solid insulated RMU industry. Through independent R&D, the 24KV and 40.5KV solid insulated RMU was put into market.
  • 4-23
    In April 23, SOJO was listed on GEM (Stock code: 300444, Stock name: SOJO Electric).
  • SOJO values R&D and constantly increase investment in it. In April 9, the Postdoctoral workstation was set up.
  • ZOYO has been awarded 5 software certifications.
  • In November 11, the structurally customized and optimized SOJO's '57' express automated production line has put to operation.
  • In November 11, series II solid insulated RMU was firstly put into production and market.
  • Beijing ZOYO Electric Ltd., Co which is SOJO's wholly-owned subsidiary set up. ZOYO mainly research, design and manufacture power distribution automation device. This picture is automatic production line of ZOYO.
  • 02
    In October 16, 2011, the company has held the first temporary stockholder’s meeting. In this meeting, has been passed, and 8,000,000 shares has been increased.
  • 01
    In April, SOJO's solid insulated ring main unit has passed KEMA type test. And at the same time, this product has been successfully sold to New Zealand and Sweden.
  • Beijing SOJO Electric Ltd., Co. has been awarded Beijing municipal enterprise technology center.
  • In January 26, 2011, SOJO has gained the international invention patent license of solid insulated ring main unit.
  • SOJO's solid insulated ring main unit has been listed in "the New Technologies Directory of First Priority Promotion" of National Grid Company.
  • Beijing JOYO Electric ltd., co. set up, which is SOJO’s wholly-owned subsidiary. JOYO is mainly responsible for manufacturing medium and low voltage switchgears. And at the same time, the production line of JOYO was officially put into operation.
  • The stock of SOJO officially sold on Agency Share Transfer System, stock code: 430049, stock abbreviation: SOJO Electric.
  • 02
    SOJO turned to be a joint-stock company in December 2rd, 2008.
  • 01
    The revenue of the year was over 100,000,000 RMB.
  • From the winter of 2005, SOJO has created the solid insulated ring main unit, which is a new and meaningful product for the development of the entire industry. The picture is the first application of solid insulated ring main units.
  • The International Invention, national initiative, eco-friendly product.
  • ISO14001 certificate.
  • With the development of SOJO, a new manufacturing site begun to install in Huairou District, Beijing. This picture is the construction based site.
  • 02
    The products are manufactured according to the quality standard ISO9001; and has been awarded national ISO9001 certificate.
  • 03
    The ERP management system was firstly invested to use in 2005.
  • 01
    Through 3-year effort, SOJO has independently researched and developed various products including SF6 ring main unit, medium and low voltage switchgears, box type substation, pole mounted switch and automation metering devices.
  • After two-year effort, the first SF6 ring main unit which is researched and developed by SOJO itself began to enter market.
  • SOJO started to assemble and agent power distribution devices of overseas companies as OEM&ODM.
  • 12-13
    Beijing SOJO Distribution Automation established, located at Tongzhou District, Beijing.