A remote-controlled mechanism or instrument that repeats the action of an identical mechanism that is controlled by an operator in another location; it may be activated by electromagnets or by electronic means. Such devices are used chiefly in handling or processing radioactive materials but also have communication uses, as in the Telautograph.
Hangzhou ZeErRui Chemical Co., Ltd. Hangzhou ZeErRui Chemical Co., Ltd. located in Lingang industrial areas, our plant covers an area of 6000 square me.. Tianjin YR ChemSpec Technology Co.,Ltd. YR Chemspec?is a qualified manufacturer and supplier which audited and approved by SGS and ISO,we are strictly foll..