(1) On July 4, 2006 ,Zhengzhou Howell Electronic Science&Technology Co., Ltd. was established.
(2) On August 12, 2011 ,for the first time through the national ISO9001:2008 quality management system certification.
(3) On October 28, 2011 ,company was recognized as a national high-tech enterprises".
(4) On November 26, 2011 ,company completed the share reform, Zhengzhou Howell Electronic Science&Technology Co., Ltd. was established.
(5) In May 2012 ,company became governing units of China's Agricultural Machinery Industry Association .
(6) On August 19, 2013, a wholly owned subsidiary of Weifang New Audio-visual Electronic Science&Technology Co., Ltd. was established.
(7) On January 24, 2014, listed in the new three board. Securities abbreviation: Howell, Securities code: 430471.
(8) On January 21, 2015, was named " Small and Medium-sized of Science and Technology enterprise in Henan province " by Science and Technology Department of Henan province.