www.tw-fastener.com
QING SHAN INDUSTRIAL CO.,LTD. (清山實業有限公司)


We were founded in 1988. We specialize in wood thread screws( DIN 571、Lag Screw) and Hexagon Head Bolt ( DIN931、933) and other non-standard Bolts also are available.
Company Name   QING SHAN INDUSTRIAL CO.,LTD.
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Chairman   JUSTIN CHU
CEO  
Address   No.120, Sec. 2, Jiaxin E. Rd., Gangshan Dist., Kaohsiung City 820, Taiwan
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