Topline digital technology limited is a high-tech enterprise engaged in R&D, marketing, sourcing and manufacturing of car electronic products including bluetooth car kit .car dvd.GPS. With first-class facilities, non-dust workshop, owned 4 production lines, more than 200 staff, 20% of them are engaged in iqc, qc and qa processing. Our company can provideGOOD QUALITY PRODUCTS, EXCELLENT AFTER-SALE SERVICE, FAVORABLE PRICE AND PROMPT DELIVERY. Since our foundation, with high quality, advanced technology and best service topline digital technology get good reputation from overseas customer such as south america, europe, asian, middle east country and so on. We understand this words "well quality is enterprise's life", so we pay much more attention to quality control. And also control the cost through our advanced management. We have confidence that will help you stand in a good position in the competitive market. Please do not hesitate to contact us for pleasant and mutual benefit cooperation.