PTC trade is an international trade company, which is mainly foucued on power industry, as well as tea and connector business.Based on variety sourcing and partner,we can not only provide you product of high quality and cost effective,but also we can offer a series of solution to respond what you need. If anything we can do to help, please feel free to contact us via below ways: Skepe: fa22cheng G-mail: andy.cheng8886