6 IN 1 HZXVOGEN HVM270 Welding Machine: The Ultimate Choice for HOT SALE







Shenzhen Defulong Technology Co., Ltd. stands as a premier manufacturer of welding machines. With 9 years of relentless dedication and innovation, we have become a domestic leader and a notable international influencer in welding power sources and accessories.
We boast state-of-the-art welding machine and torch factories, complemented by a Professional Trading Company to expertly manage export operations.
Guided by our principle 'Customer First and Quality for Life,' our exceptional R&D and sales teams excel in OEM and ODM collaborations for export. We deliver products meeting Asian, European, and RoHS quality standards. Holding CE certifications for most products, we provide tailored welding solutions for varying conditions, including high/low voltage and temperature, as well as heavy duty or DIY markets.
and unparalleled customer service.



Through unwavering efforts and dedication, we have emerged as a globally influential welding power source and accessory enterprise. Exporting to over 70 countries across five continents—including North America, Europe, the UK, Japan, India, and Southeast Asia—we maintain substantial product reserves to ensure prompt shipments.
Our HITBOX brand is registered across North America, Europe, and Southeast Asia. We offer a diverse range of products: from portable DIY welding machines to all-digital MIG, MMA, TIG, plasma cutting machines, and multi-function precision submerged arc welding machines. Our machines are compatible with single-phase 120V/110V/220V, 220V±15%, and three-phase 380V~415V. These products serve industries from household DIY to steel structure, petroleum, shipbuilding, chemical, electric power, and metallurgy, effectively welding and cutting materials like carbon steel, stainless steel, and aluminum.
Our company's mission, 'Customer First, Quality for Life,' drives us to provide the highest quality products. We ensure the most cost-effective high-end products and superior services, tailored to meet customer needs.