Rotoblock (RTBC) 10-K 2011 FY Annual report

 EXHIBIT 32.1

 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906

OF THE SARBANES-OXLEY ACT OF 2002

 In connection with the Annual Report on Form 10-K of Rotoblock Corporation (the “Company”) for the period ended December 31, 2011, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), the undersigned, in the capacities and on the date indicated below, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:

       1. The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

       2. The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

Dated: April 13, 2012

By:/s/ Andrew P. Schneider                 

           Andrew P.Schneider

           Chief Executive Officer

By:/s/ Chow Chu Keung                           

            Chow Chu Keing

           Chief Financial Officer