Sonu Singh Refinery

SSR Vlogs | SoNu SiNgH Refinery Vlog Video | #sonusinghrefinery SoNu SiNgH Refinery 839 3 года назад
Valves | Maintenance of Valves during shutdown SoNu SiNgH Refinery 2,417 11 месяцев назад
P&ID | How to read p&Id in Hindi @SoNuSiNgHRefinery SoNu SiNgH Refinery 4,941 1 год назад