Always check with your advisor before publishing...do not respond to unsolicited emails. They will charge you to publish (like $900!), there is no peer review, and you won't be able to resubmit your work elsewhere.
An example publisher is Omics Group
Example is an email like the one sent below
Research Inventy: International Journal of Engineering and Science (IJES)
Online ISSN: 2278-4721, Print ISSN: 2319-6483
Call for paper, September 2017
Web: www.researchinventy.com Mail id: firstname.lastname@example.org
IMPACT FACTOR: 4.89 (Calculated by AQCJ)
The Research Inventy is indexed by well reputed International Indexing agencies/ databases: Ulrich's Periodicals Directory ©, USA, Open J-Gate, Cabell's Directories of Publishing Opportunities ©, U.S.A., New Jour, EBSCO Publishing, Scribd, Cornell University Library, Open Access Journals, CEPIC, Scrius
We are pleased to inform you that Research Inventy is going to launch its next issue
(Volume 06, Issue 09,).
We would like to invite you to contribute your Research Paper for publication in Research Inventy.
Papers published in Research Inventy will receive very high publicity and acquire very high reputation. (www.researchinventy.com).
We publish original research articles, review articles and technical notes.
The journal reviews papers within one week of submission and publishes accepted articles on the internet immediately upon receiving the final versions. Our fast reviewing process is our strength.
Full Paper Submission:
The full paper submission can be done online at: http://www.researchinventy.com/submit-an-article.html Note that a double-blind peer review process will be used to evaluate all papers submitted for consideration. For that, authors must not indicate their names and affiliations in the body of the paper.
Full Paper Submission Deadline: September 10th, 2017
Notification of Acceptance: September 15th, 2017
Date of Publication: September 20th, 2017
Research Inventy- IJES
Mail id: email@example.com