carry on to boost, to guarantee products excellent in line with market and consumer standard specifications. Our enterprise has a quality assurance system are actually established for 4K Mini DP to 90 degree DP extension Cable, Micro Usb Otg Cables , Usb C , Vga Connector ,1m Usb 2.0 A To A Cables . We guaranteed quality, if customers were not satisfied with the products' quality, you can return within 7days with their original states. The product will supply to all over the world, such as Europe, America, Australia,Singapore, Luxembourg,Cyprus, UAE.Taking the core concept of "to be the Responsible". We will redound up on society for high quality products and good service. We will initiative to participate in international competition to be a first- class manufacturer of this product in the world.