1989 undertook the information system project of Daqing Petrochemical Complex; ……
1990 undertook the computer process control project of catalytic refining in Daqing Refinery; ……
199 1 develop trade with Russia, develop the domestic Great Wall 286 computer Russian operating system and export it to Russia; ……
1992 to participate in government office automation and other information engineering construction; Engaged in the distribution of petroleum, petrochemical, natural gas and other related products; ……
1993 established the concept of Yiyang: people-oriented, money-oriented, and law-oriented;
Yiyang spirit: loyalty, self-discipline, efficiency, pragmatism, health and happiness; ……
1994, the company was transformed from a research institute into a joint-stock enterprise; Started to engage in computer applications in the telecommunications industry,
Become a telecom service provider
Total solution provider
1995 set up a business center in Beijing; Enter the field of expressway electromechanical engineering and ITS; ……
1996 participated in the "1997" project of China telecom industry; ……
1997 participated in the construction of China mobile network management system; The right to operate import and export granted by the Ministry of Foreign Trade and Economic Cooperation; ……
1998 cooperated with Beijing University of Posts and Telecommunications to establish Yiyang ICT Co., Ltd. and set up a research and development center in Beijing; ……
199.9 billion Yangxintong entered Zhongguancun, Beijing; The Network Management Division and the Information Security Division were established one after another; Software products with independent intellectual property rights, such as call centers and billing systems, began to be applied in the telecommunications industry; ……
In 2000, Yiyang ICT was listed on the Shanghai Stock Exchange, which created four historical records of the new China stock market: the issue price per share, the price-earnings ratio, the opening price and the winning rate. Yiyang ICT Software Research Institute was established in Beijing; ……
200 1, Beijing Intelligent Transportation Research Institute of Yiyang Group Co., Ltd. was formally established; ……
In 2002, Hong Kong Yiyang Industrial Co., Ltd. was established; Yiyang ICT Software Engineering Co., Ltd. was established in Silicon Valley, USA; ……
In 2003, it entered the field of value-added services in telecommunications and industry;
Successfully signed the BOT project of Nanjing Yangtze River Third Bridge;
15 years later, Yiyang team is becoming more and more mature, and the advantages and core competitiveness of related industries are initially formed; ……
He entered the energy industry in 2004 and completed the acquisition of Jilin Min 1 14 Oilfield that year;
Yiyang Shuangxin Industrial Base was formally signed;
Established Yiyang Group Middle East International Cooperation Co., Ltd. in the Middle East;
Clear Yiyang Group's "four engines" and "four-wheel drive" strategies; ……
In 2005, Yiyang Group was successfully transformed from a limited liability company into a joint stock company, and became a scientific and technological enterprise with a registered capital of 2 billion yuan.
The ICT business of Yiyang ICT is merged with the business of Yiyang Group;
Yiyang Mongolia Company was established;
All Yiyang people continue to grow mature and healthy, and accelerate their progress towards success! ……