CENTRAL ELECTRICAL TESTING LABORATORY
KAKKALUR, TIRUVALLUR DISTRICT, TAMIL NADU
AN NABL ACCREDITED & BIS RECOGNISED LABORATORY
மத்திய மின்பொருள் சோதனைக் கூடம், காக்களுர்

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Certificate of appreciation awarded by BIS to CETL recognizing the dedication to quality and association with BIS for more than 25 years.