According to information published by the Indian Ministry of Defence on December 5, 2021, Sandhayak, the first of the four Survey Vessels (Large) project being built for the Indian Navy, was launched in Kolkata on December 05, 2021. These vessels have been designed and developed by Defence Public Sector Undertaking, Garden Reach Shipbuilders and Engineers (GRSE) Limited, which is among the leading warship building companies in India.
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| Survey Vessel Sandhayak in Kolkata, India (Picture source: Twitter account of Indian Navy) |