2021-11-25

Speed bumps and speed humps are both designed to reduce traffic speed by creating a jolt when a vehicle drives over them. Drive can check for pedestrians as well as children in the place. Humps and bumps are more effective than street signs which are often easily be missed. Speed bumps and humps have different design. Read More

2021-11-24

Every fourth Thursday in November is Thanksgiving Day, the holiday usually lasts from Thursday to Sunday.Thanksgiving Day is a Western traditional festival, and It's a family gathering festival.People will have party, eat turkey, go shopping, go outing, and have wild cheers with families and friends Read More

2021-11-10

The concave mirror usually is used for Read More