Contact Us   SIGMA   SEALS 103, Guru Gobind Singh Industrial Estate, Goregaon (E), Bombay - 400 063. (INDIA)   TEL.       :  91- 22- 26854129 /  26854193 / 26854662 FAX       :   91- 22 - 26854568 EMAIL  :   sigmaseals@vsnl.net                    waqar@bom3.vsnl.net.in