2009.
03. Participated in CeBIT 2009
04. FDA 510(k) & DOT approval with OEM brand
05. Launched a fuel cell type breathalyzer DA-9000

2008.
05. Participated in Hong Kong Electronics Fair (Spring Edition)
06. Launched a fuel cell type breathalyzer DA-8000
08. Participated in IFA 2008
10. Participated in Hong Kong Electronics Fair (Autumn Edition))

2007.
03. Launched semiconductor type breathalyzer DA-5000 (standard type)
06. Launched semiconductor type breathalyzer DA-3000 (economic type)
07. Launched semiconductor type breathalyzer DA-7000 (deluxe type)

2006.
06. Appointed as "Promising Export Firm" by the government
08. Certified as "INNO-BIZ Enterprise" by the government
08. Designated as "Promising Enterprise" by the government

2005.
06. Registered as "Venture Business Company" by the government
06. Established & Registered R&D Center
07. Registered ISO 9001 certification

2004.
01. Made an OEM agreement for digital breathalyzers
03. Made a development contract for a gas leakage detection system
04. Launched semiconductor type breathalyzer AL-5000

2003.
05. Made a development contract for a digital breathalyzer

2002.
02. Established DA Tech Co., Ltd