Zhengzhou Ke-Hui High Sci. & Tech. Development Co., Ltd. was founded in 1996, integrating the R&D and sale. Our company covers an area of 1000 square meters. With our abundant experience and industrious and hardworking staff members, we can meet various requirements from different types of customers. Our production capacity amounts to USD5,000,000 per year. We are mainly engaged in the production of quench testers, portable detectors, welding machines, tube/tube plate welding machines, tube to tube welding machines, Orbital TIG welding equipment, Straight tube butt welding machines, Auto SAW machines for saddle pipe joints, and closed chambers for tube to tube automatic orbital welding machines. Our products sell well in China. We conduct strict quality inspections over each batch of our products. We will try our best to serve you and hope to become one of your friends and business partners.