Sheng-feng SLR technology to develop products, In October 2006 began producing acrylic LED-cursor, and in February 2007 applications Patents,the same year in October for its own customers EN13356, the product meets the standards and SLR ROHS standards in response to market changes, one after another Acrylic cursor launched anti-lock key chain, modeling LED-cursor styles reflective lock key chain, making
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