Are there any rules for putting reflective stickers on posts?

The regulations for sticking reflective stickers on the columns are as follows:

1. It is necessary to post real reflective stickers instead of fake and shoddy products. Real reflective stickers have information such as manufacturing trademarks, 3c certification marks and products.

2. Reflective stickers must start with white units and end with white units, and the intersection of four corners must be white units. The reflective sticker on the side can start from the red unit, but the bottom intersection position must be the white unit.

3, can't punch, slot on the reflective sticker, also can't damage the reflective sticker.

4. The length of each reflective sticker shall not be less than 300mm, and each reflective sticker shall contain at least one red unit and one white unit.

5. The reflective sticker should not be lower than the ground height of1.2m. If it is not easy to stick, an additional baffle is needed to stick it.