in 2020 was grandly opened in Shenzhen Convention and Exhibition Center on September 2, 2020. Where many domestic and foreign industry brands displayed cutting-edge production and processing equipm...
1.Aging causes of wires and cables: external damage.According to the operation analysis in recent years, quite a lot of cable faults are caused by mechanical damage.For example: wire and cable inst...
1. Check the certification mark.Products that have obtained compulsory certification shall be marked with the certification mark, namely “CCC” mark, otherwise, they shall be regarded as...