SHEN ZHEN SHI ELK TECHNOLOGY CO.,LTD is a professional company of over voltage protection .She engaged in the design .development and sales. Now we have possessed more than 10 patents since founded in 2002 and our products have been used in many areas in china witch is transportation communications education chemical insurance education and so on. ELK Electronics co., Ltd had been committed itself to develop, produce ,promote surge protection device of its own brand LK .over the years which formed the integration of 6serias and 50 kinds products ,such as power supply SPD ,net work SPD ,communication SPD ,antenna line SPD.In order to improve the quality of products, company established a good relationship with CITEL .EPCOS. we provide faster and better services to our customers In accordance with ISO9001 system and 2000 Management System. ELK TECHNOLOGY CO., LTD has created well-known brands that嶺�옙����뀐옙��옙 safe, fast, dependable, and guaranteed.