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1. Look at the quality of the framework

 

The two hands are shaking and shaking the whole sofa back, left and right repeatedly. If it feels better, it means that the framework is firm. Discuss with the business personnel and unveil the corner of the bottom cloth at the bottom of the seat. With nail nails, instead bite each other with a mortise or engraved mouth, and then use the glue firmly, there is no problem.

 

2. Look at the quality of the internal cushion

 

Nowadays, the bottom surface of high -end sofa seats and back uses nylon belt and snake spring cross -mesh structure. This cushion has a good rebound and comfortable sitting. Most of the mid -range sofas use the rubber pressure fiber plate as the base plate and back, and the density foam and spray cotton in the layered layer. This cushion seated feel is hard, and the flexibility is slightly worse.

 

3. Look at fabrics, sewing

 

Select the leather noodles when buying a leather sofa. The leather sofa is divided into all leather sofas and semi -leather sofas. Each set of all -leather sofas is equivalent to 10 cow cow leather. It is highly valuable, has good breathability and environmental protection. In Europe and the United States, developed countries generally use all leather sofas. The semi -leather sofa is replaced by PU leather or artificial leather PVC on the back, bottom and other hidden parts of the sofa. However, the directly contact site of the human body is still highly valuable cowhide, which reduces the cost of the sofa and is more economical. The sofa skin is divided into yellow cowhide and cowhide leather, and according to the number of layers, it is divided into the head layer leather, the second layer of leather, and the third layer of skin. The imported skin imported by Italy and Germany is good in quality, which meets strict environmental protection requirements. It has high color fastness, good elasticity and breathability, high mechanical strength, and high tear strength and high resistance. The leather sofa must be selected from the head layer of the cowhide.

 

4. Look at the bag

 

It depends on whether the fabric is tightly packed with the internal filling and whether it is flat and stiff. It is the two armrests, seats, and back binding. If it is a circular and semi -circular handrail, it depends on whether the arc is smooth, smooth, plump and beautiful. The fabric of the flower pattern or the square pattern depends on whether the flower shape is consistent with the splicing area, whether the square is horizontal and vertical, and there is no tilt or distorted.