Shanghai Zinsn Industrial Co.,Ltd.is a professional drywall screw for wood manufacturer, distributor and exporter which consists of foreign trade department, the domestic trade department, the manufacture department and five external agencies, has two separate factories,Our company is always directed by the market on the basic of chipboard screw din 7505.Our company persists good quality as the first policy and has established a set of quality control and inspection system according to the international standard. We have carried out ISO9001 Quality Guarantee System in every course of production, transportation and selling. In addition, we have advanced inspecting machines and methods to meet your requirements and safeguard your benefits.
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Shanghai Zinsn Industrial Co.,Ltd.is a professional drywall screw for wood manufacturer, distributor and exporter which consists of foreign trade department, the domestic trade department, the manufacture department and five external agencies, has two separate factories,Our company is always directed by the market on the basic of chipboard screw din 7505.Our company persists good quality as the first policy and has established a set of quality control and inspection system according to the international standard. We have carried out ISO9001 Quality Guarantee System in every course of production, transportation and selling. In addition, we have advanced inspecting machines and methods to meet your requirements and safeguard your benefits. 