How much can Zhengzhou Windows and Doors Factory get for piece work in a month?

8000 to 10000. Zhengzhou Windows and Doors Factory in Henan Province asks for piece-rate information, with an average salary of 8000 to 10000, including meals. Piece-by-piece wage system refers to a wage system that calculates remuneration according to the quantity (or workload) of qualified products produced and the pre-specified piece-by-piece unit price, rather than directly measuring labor hours.