Shares of Mehai Technology Ltd opened Wednesday's trading at ₹30.75, marking a 2% upper circuit from the previous close. This surge followed the company's announcement of securing a ₹855 crore order from SEPL to supply 3 lakh solar street lights under Bihar's 'Mukhyamantri Gramin Solar Street Light Yojana', including design, installation, and a 5-year maintenance contract with RM Sintegration.