NINGBO Siyi Fastener Co. Ltd. Adress:Yexi Wanshousi Zhouxiang Towm Cixi City NINGBO China Tel:+86-574-633325555 Phone:+86-18094511018 Fax:+86-574-63325555 E-mail:luqun@siyifastener.com Web:www.fasteneranchor.com