4 kinds of signs.

1. The trademark mark of Fuhua Trailer Axle is a pattern composed of the letters "FH", which represents the brand of Fuhua Trailer Axle.

2. The manufacturer's logo of Fuhua trailer axle is "Shandong Fuhua", which means that the product is produced by Shandong Fuhua Machinery Manufacturing Co., Ltd.

3. The product model mark of Fuhua trailer axle is generally reflected in the name of the product, such as "Fuhua 13-ton trailer axle", "Fuhua 16-ton trailer axle", etc.

4. The quality certification marks of Fuhua trailer axles include ISO9001 certification mark and CCC certification mark, which means that the product quality of Fuhua trailer axles has been certified and guaranteed.