It’s been 20 days since thousands of factory workers in Noida began protests to demand higher wages, and 17 days since their agitation suddenly turned violent on April 13. On May 1, celebrated as Labour Day, a certain normalcy seemed to have returned to the industrial pockets where factories were attacked, vehicles were smashed, and protesting workers blocked roads leading to massive traffic disruptions across parts of Noida and Delhi . On Friday, most factories were shut, and workers remained indoors. The Gautam Budh Nagar Police had imposed prohibitory orders under Section 163 of the Bharatiya Nagarik Suraksha Sanhita, 2023 (BNSS), banning unlawful assemblies across the district on Thursday. The curbs will remain in place until May 8, officials said. More than 1,700 police personnel had been deployed across the industrial belt, drones were used to carry out surveillance at more than 50 locations, and CCTV feed was being monitored round the clock, officials said.…