Harvinder Singh quits as NE Director, Sidh Automobiles Ltd BlueStone Jewellery appoints Amit Jain as NE Director Vodafone Idea appoints Gopika Pant as Ind. Director Safa Systems & Technologies appoints Anupabraham Joseph as Ind. Director Mangalam Drugs & Organics appoints Prabhakar Raghunath Zavar as Ind. Director Shekhawati Industries names Shrey Mukesh Ruia as ED Harvinder Singh quits as NE Director, Sidh Automobiles Ltd BlueStone Jewellery appoints Amit Jain as NE Director Vodafone Idea appoints Gopika Pant as Ind. Director Safa Systems & Technologies appoints Anupabraham Joseph as Ind. Director Mangalam Drugs & Organics appoints Prabhakar Raghunath Zavar as Ind. Director Shekhawati Industries names Shrey Mukesh Ruia as ED