Tips to be furnished9.3w3Teaching for replacing quilts7.6w2. Detailed tutorial on installing quilt zippers1.Sewer and thread bag1 setNylon wire is recommendedzipper1 itemLength is 2cm longer than the quilt cover ZanScissorsfreeud1Sharp type2.Installation steps① Lay the zipper side upwards and spre

How to add refrigerant to the carAs the temperature rises in summer, the frequency of use of automobile air conditioners increases significantly, and insufficient refrigerant will lead to poor refrigeration effect of air conditioners. This article will introduce in detail the steps, precautions and