Changzhou Welding Technology Development Co., Ltd is a manufacturer and trading company based in Changzhou, China, specializing in advanced stud welding technology. Established in 2003, the company employs 11 to 50 people and operates with its own factory. They are experts in producing CD welders, CD stud welders, Arc stud welding equipment, and various CD and SC welding studs. Their product line includes CWTD SMART CD STUD WELDER UNITS (such as CD 132+, CD 132, CD 99, and CD 66) and CWTD Capacity Discharge Stud Welding Machines (M3-M10, 4#-12#). These machines are known for their short welding times (3-6ms), high efficiency, and ability to create strong weldments without significant cosmetic impact on the workpiece. They can weld a variety of metals, including carbon steel, stainless steel, copper, aluminum, and their alloys, as well as dissimilar metals. Applications span across locomotive, automotive, shipping, chemical, electronics, instrument, kitchenware, and construction industries. The company also offers OEM and ODM services as a contract manufacturer. Changzhou Welding Technology Development Co., Ltd has a strong international presence, exporting to North America, South America, Europe, Asia, Africa, and Oceania.