The registered address of the yaya mechanical factory in the district of hebei is the town of daedong, wu village, the municipality of hebei province, and the registration body is the market supervision authority of the nyezawa district. The legal entity is represented by sunya and operates in the following areas: construction engineering machinery, road construction cleaners, construction vacuum cleaners, cleaning, shoveling and accessories. (projects subject to legal approval may not operate without the approval of the relevant department)