he foundation of the company â€SAI IMPEX“ was laid with a vision to bring about an era of advancement and technological strides. Mr Mahesh Kumar kargar is involved in processing of rough diamonds since 1989 as Laser machine (Carl Bassel swiss made) Operator for Rough diamonds. He started his first rough diamond processing unit in heart of Diamond city SURAT in 1996 by Company Name SUN LASER PROCESS, This marked the beginning and soon he started second Rough diamond processing unit Company name As SAI PROCESS in 1999 by SOS laser from UK . He is also involved in supplying laser consumables and laser source form 1999.developing turnkey lasers system for processing Rough diamonds and polish diamonds for laser integrators , End-users & other laser source supplier in India and abroad.