Wenzhou Dongna Machinery Co., Ltd. is a professional manufacturer of pipe fittings, bend tubes, polished parts, cold forming and stamping parts.We offer ASME/ANSI, JIS and DIN standard products for overseas markets and offer GB12459-90 and GB/T13401 standard products as per customers' demands, drawings or other standards. Our products are widely used in the industries such as petrochemical industry, electric power industry, smelting and papermaking industry, and have a high reputation in both domestic and overseas markets.Now we have set up an advanced network management system and have started e-business. Our company upholds the policy of "Quality is the life of an enterprise, whereas the enterprise survives by trustworthiness and credit" as well as "Quality First, Credit First, Truth, Perfection, Rigid Management" to ensure the products quality in order to satisfy customers with our first-class products and service. We warmly welcome customers and friends at home and abroad to visit our company for business negotiation and cooperation. We are offering you excellent products and sincere service.