Leaving it for a long time will lead to poor line contact, so it is necessary to check whether the line contact is good.

Established in 1993, Shenzhen hangsheng electronics co., ltd is a leading enterprise in the automotive electronics industry in China. With a registered capital of RMB 2,654,380+0,000, the company is a research and development, manufacturing and marketing company that develops and produces intelligent networked automobile information systems for automobile enterprises.