... Sharp edges 利边 Security and strength of safety-related fasteners 安全紧固件强度测试 Crack detection methods 裂缝探测方法 ...
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The company mainly produces and sells: Special screws, steel screws and stainless steel screws, materials and other related fasteners and power tools.
公司主要生产销售：特殊螺丝、合金钢螺丝和不锈钢螺丝、材料及其他相关扣件和电动工具。
Fasteners international trading company, mainly engaged in fastener products, hardware products such as the processing, marketing and other related services.
紧固件国际贸易公司，主要从事紧固件产品、小五金等产品的加工、销售及其他相关服务。
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