Since May 5, the contractor has been steadily resuming the project by following the instructions of the local government and learning from the Chinese experiences. First, they adopted a closed loop management over the project site, strictly screened the health status of returning employees, and appointed the staff solely responsible for the procurement. Second, they provided sufficient anti-pandemic materials to all returning employees and sanitized the site every day. Third, they cooperated with the local community and established a health database of the employees for real-time detection and monitoring.