We, SIZA Tech, offering complete services and consultancy For Marine services. We have an enviable reputation For providing a fast, efficient service in a friendly and professional manner. Range of Products we offer: (Obtain from Ship Breaking Yard, Karachi) Autopilots. Echo sounders & Speed Logs. GMDSS · GPS & DGPS. Gyro Compass. Navigator & Chart plotter. Navtex & Weather fax. Radar Systems.Sarts & Epirbs.