Title: Shenzhen Penghui Qinghai Co.,Ltd. Description: is headquartered in Shenzhen City, established in 2000, with factory established in Bao'an District of Shenzhen City in 1998. Our factory is a professional and experienced manufacturer and exporter of flashing promotional electronic products. Our sales team is professional and considerate. Tags: flashing pens mobile cases URL: http://www.promo-glory.com