1995 
On March,  1995, STEP was established, and in the same year, the company introduced the 2.5m/s DCVV elevator control system. 
1996 
Our general managers, Mr. Ji and Mr. Yuan, went to America, Japan  and Hong Kong to learn and acquire new  technologies. 
1997
In March, 1997, the company established its Beijing branch. 
In July, the company introduced the elevator remote monitoring system. 
1998 
On October, 1998, the company introduced SmartCom Ⅱ elevator serial   control system, and on December, the company was  recognized as Shanghai   New and High Technology Enterprise 
1999 
On May, 1999,  STEP established a modern production workshop.
2000 
In July, 2000, the Guangzhou Branch was established. 
In November,  Hong Kong International STEP Electric Holdings Co., Ltd. was established. 
2001 
In July, 2001, the STEP Bulletin is initially issued. 
In  September, STEP SmartCom Ⅱelevator serial control system passed National  electromagnetic compatibility testing.  
In October, the compant  attended the Augsburg Interlift2001. 
In December, the company introduced Elevator Semi-serial Control system. 
2002 
In January, 2002, Germany STEP Elevator Technology Company, Ltd. was    established. In October, STEP attended an International Elevator and   Escalator  Exhibition held in Las Vegas, America. 
2003 
In  March, 2003, STEP Sigriner Elektronik  GmbH was successfully   registered in Germany, and in June, the company  started operation. Also   in June, STEP's  second phase office construction building project   started, and in October, the  third phase workshop construction project   started and the company also attended  the Interlift 2003 in Augsburg,     Germany. In  November, our product obtained TUV EN-81 safety   certificate. 
2004 
In April, 2004, the company introduced a special type of  computer for   elevator control (SmartCom.net).  We also introduced elevator door   inverter. 
In June, our second and third phase projects were completed and were started to  be used. 
In August, the Company became one the first batch of workplaces for  post-doctoral personnel. 
In October, Shanghai STEP Software Technology Company  Ltd. was founded.   In addition, we offered STEP Scholarship to Shanghai Jiao  Tong   University,  Guangcai Enterprise Funds, and made contributions to Indian   Ocean  earthquake areas, and our CH3VF elevator  control cabinet was   awarded as the Shanghai Key and New Product. STEP was  awarded as   Advanced Enterprise in Shanghai. 
2005 
In May, STEP elevator controller achieved CE certification. 
In July, STEP elevator controller achieved CSA certification. 
In October, the company attended Interlift  2005. 
In November, STEP iAStar elevator inverter passed the Technical   Achievement Evaluation by  Ministry of Housing and Urban-Rural   Development of P.R.C. 
In  December, our vector controlled elevator inverter was recognized as A   Level  Shanghai High and New Technological Achievement Transformation   Project, and  STEP offered Scholarship to Shanghai   Jiao Tong     University. Meanwhile, STEP Technical   Center was recognized as  an   Enterprise Technical Center of Shanghai Municipal Level. 
2006 
In March, STEP elevator control systems were recognized as  Shanghai Famous Brand Product. 
In April, our SAP ERP enterprise management system started to be used.    Meanwhile, our elevator inverters obtained  the Innovation Fund for   Technological Enterprises by Ministry  of Housing and Urban-Rural   Development of P.R.C. 
In May, our after sales  department was awarded a Honor Certificate from   Shanghai Municipal Government,  and the STEP serial controlled elevator   control system obtained Top 100 Shanghai High and New Technological   Achievement Transformation  Projects, and Top 10 Independent Innovation   Products. Meanwhile, our elevator  inverter obtained the Prize for    Progress in Science and Technology by Jiading  District, Shanghai. 
In November, our Chengdu branch office was  established. Our SmartCom Ⅱ   intelligent  elevator control system was recognized as Shanghai Key and   New Product. Our  president, Mr. Ji, was  selected as the chairman of   Confederation of Trade Unions in Jiading District, Shanghai. 
In December, Shanghai Sigriner STEP  Electric Company Ltd. started its   workshop construction project, and STEP  Corporation was awarded as   China Technological Innovative Superior Enterprise. 
2007 
In March, STEP trademark was honored as Shanghai Famous Trademark 
In June, STEP hydraulic  elevator control system and residential building elevator control system passed  CSA certification. 
In August, our frequency inverters achieved NRTL  certificate by TUV. 
In October, STEP sponsored 2007 Special Olympic Games. 
In November, STEP donated to Guangcai  Business in Jiading  District, Shanghai. 
In December, SmartCom Ⅱ networked intelligent elevator control system    was honored as National Key and New Product, and the company was awarded   Top  100 Private Technological Enterpise  in Shanghai, China 
2008 
In January, our machine tool servo drive system was listed  as a   Shanghai Innovative Project and the company achieved ISO14001:2004    environmental management system certificate. 
In May, the company and its staff made donations to the people suffered in 5.12 Wenchuan earthquake. 
In June, the central committee of the Communist Party of STEP Corporation was  founded. 
In July, STEP post-doctoral work station was  established. 
In September, the project of "industrialization of elevator inverters"   successfully passed approval by the Ministry of Science and Technology    of PRC. 
2010 
In December, STEP  firstly issued its A share in  Shenzhen Stock Exchange. Stock name: STEP. Stock  code: 002527