Sunren offers full-spectrum telecom testing services tailored to regulatory needs in India and abroad. From RF characterisation to EMC, safety, protocol testing, and performance validation, we support TEC, WPC, BIS, LoRa, Zigbee, and more. Our NABL-accredited lab, experienced engineers, and robust documentation help clients fast-track approvals with confidence. Learn about our workflo... https://www.sunren.net/telecom-approval.html