Luannan County, China - July 29, 2022: Workers are working hard at a biogas power generation company.

---

Size: 6432px × 4288px
Photo credit: © YongXin Zhang / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: advanced, biogas, china, close-, control, device, energy, equipment, factory, generation, helmet, industry, inspection, machinery, male, opening, operation, power, process, regulation, safety, technician, technology, valve, work, worker