In February this year, Nanjing Consumer Association, the rights protection service station of Nanjing washing and dyeing industry association and the financial media center of Nanjing TV station jointly carried out a dry cleaning clothing consumption survey. This survey is carried out from the aspects of "standardized operation of merchants in the process of delivering laundry" and "cleanliness, fluffy degree and pH value of laundry after washing".

   On the left front and left cuff of the five down jackets to be washed, respectively point the hot oil and ballpoint pen marks that are most easily stained during wearing, and send them to five dry cleaners, including one private self-employed household, one brand franchise chain store, one franchise chain store and two washing stores on the Internet platform.

     From the washing results of the five down jackets, among the three down jackets washed in offline stores, the cleanliness, fluffy degree and pH value of the clothes washed in two chain stores are significantly better than those of self-employed households; The cleanliness and fluffy degree of the two down jackets cleaned online are not up to the standard, and the pH value exceeds the standard, and the color rendering is more serious.