SMG Industries (SMGI) SC 13D SMG Indium Resources / Raging Capital Management ownership change

Exhibit 99.1

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a Statement on Schedule 13D originally filed on May 16, 2011 (including amendments thereto) with respect to the securities of SMG Indium Resources Ltd.  This Joint Filing Agreement shall be filed as an Exhibit to such Statement.

Dated:  May 16, 2011

Raging Capital Fund, LP
By:	Raging Capital Management, LLC General Partner
By:	/s/ William C. Martin
	Name:	William C. Martin
	Title:	Managing Member

Raging Capital Fund (QP), LP
By:	Raging Capital Management, LLC General Partner
By:	/s/ William C. Martin
	Name:	William C. Martin
	Title:	Managing Member

Raging Capital Management, LLC
By:	/s/ William C. Martin
	Name:	William C. Martin
	Title:	Managing Member

/s/ William C. Martin

William C. Martin