he Hefei JinHan Electronic Co. Ltd.is specialized in manufacturing and developing handheld oscilloscope,LED Control Card and other control systems, we are a hi-tech enterprise intergrating production,development and trading. JinHan has taken in a group of experienced personnels who are talented in skills of research and development.The company keeps living up to the belief of honest selling,best quality and benefits to customers. We are doing everything to offer our customers with best services and best products. Let us work together to creat a new area in control system application!