QINGDAO DOWI TECHNOLOGY CO., LTDQINGDAO DOWI TECHNOLOGY CO., LTD is a leading manufacturer and exporter specializing in the research, development, and production of HDPE butt fusion machines, electrofusion machines, workshop fitting machines, and HDPE fittings.With more than 15 years of industry experience, we have built a solid reputation for delivering high-quality products and reliable solutions to customers worldwide.At DOWI TECHNOLOGY, professionalism is at the heart of everything we do. We maintain strict quality control throughout every stage of manufacturing, from material selection to final testing. Our products are engineered to meet international standards and are widely used in industries such as water supply, gas distribution, mining, and construction projects across different continents.Backed by a team of experienced engine...