Persistence makes all in one innovation.
1.May fall during friction
2.May come in contact with water, and then the logo will easily drop due to water
3.Some materials may be different, they will not stick to the metal and will cause it to fall.
DJS Tech was established in 2002 ,We are high tech company with R & D, production, management, sales and service together.It's Located in Shenzhen City of Guangdong Province ...