n 2017 SET UP YUNNAN BRANCH

n 2013 SET UP EAST CHINA OFFICE

n 2011 SET UP U.S.OFFICE

n 2009 ACQUISITION OF RUI EN INTERNATIONAL (HONG KONG) LIMITED

n 2007 SET UP SOUTH CHINA APPLICATION AND DEVELOPMENT DEPARTMENT IN SHENZHEN

n 2005 SET UP SUMZI ELECTRONICS (HK)  COMPANY

n 2004 SET UP CHENGDU OFFICE

n 2003 SET UP CHINA MARKET DIVISION SET UP BEIJING OFFICE

n 2000 FOUNDED SHENZHEN SUMZI ELECTRONICS CO.,LTD