Electronic Sensor Technology Inc (ESNR)

[Z-NOSE]

ESNR! Receives More Follow-On Order from International Consumer Product Company


NEWBURY PARK, Calif., Jun 27, 2007 (BUSINESS WIRE) -- Electronic Sensor
Technology (EST) (OTCBB: ESNR) has received another follow on orders from an
international consumer products company for additional units of its zNose(R)
instrument. The instruments will be used for quality control applications in the
production process.

"We are very excited to work with this International Consumer company. I believe
that the ultra-fast and high sensitivity offered by the zNose(R) makes our
instrument an ideal tool for odor control monitoring and has opened a major
market for EST's zNose," said Dr. Teong Lim, President and CEO of EST.

More information on the use of the zNose(R) for odor control can be obtained by
clicking the following link:

http://www.estcal.com/TechPapers/Cosmetics/TestingPerfumes.pdf

About Electronic Sensor Technology:

Founded in 1995, Electronic Sensor Technology has developed and patented a
chemical vapor analysis process.

SEC Filings and Forward-Looking Statements

This press release includes forward-looking statements, including the Company's
expectations regarding its ability to develop and access capital markets and its
ability to achieve expected results in the chemical detection and analysis
industry. The forward-looking statements are identified through use of the words
"potential," "anticipate," "expect," "planned" and other words of similar
meaning. These forward-looking statements may be affected by the risks and
uncertainties inherent in the chemical detection and analysis industry and in
the Company's business. The Company cautions readers that certain important
factors may have affected and could in the future affect the Company's beliefs
and expectations, and could cause the actual results to differ materially from
those expressed in any forward-looking statement made by or on behalf of the
Company. For a discussion of these factors, please refer to our recent filings
with the Securities and Exchange Commission, including our most recent report on
Form 10-KSB. The Company undertakes no obligation to update forward-looking
statements to reflect events or circumstances after the date hereof.

SOURCE: Electronic Sensor Technology



CONTACT: Electronic Sensor Technology
Frank Zuhde, 805-480-1994, ext. 135