... UL,VDE,CQC,CB,CE certificates Su Zhou Changhe Electronics Co.,LTD is a specialized terminal blocks manufacturer with the whole process ... and marketing ,which belongs to the Changhe Group(Hong Kong) Co.,LTD ,as one of the production and marketing bases in China ... IC sockets&pin headers,which is applicable to LED ,lighting,mechanical components,etc. Refered to wire protector terminal block,it’s ...