Although affected by COVID-19, less than 50% of the staff in the production workshop is on duty, but the production of customers' orders has not stopped. Current orders from Southeast Asian customers for 30-225RWAC 15-3 pumps, 3/4, 7/8, 1 rod, 3/4 X 2-7/8, 7/8 X 3-1/2 centralizer, 1-1/4 X 2-7/8, 1-1