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KRD is the sales company of Sanjiangkaiyuan factory located in Lanxi Zhejiang. We are specialized in manufacturing B2 pressure vessels-non refillable steel cylinder such as refrigerant cylinder, helium gas cylinder, foam and adhesive cylinder, and refillable cylinder for refrigerant, helium and fire extinguisher.
My facotory covers an area of 120000square meters with the modern plants of more than 58000 square meters. We have the most advanced production lines, with annual outputting 9 million PCS. We have 260 empolyees, including 12 engineers, 72 senior technical staffs and two laveoratories. We have X-ray-real-time imaging detection system, Material chemical composition full spectrum instrument, cylinder gas tights testinting, impact testing, flattening testing machine and microelectronics hydraulic blasting test system...All products are strictly inspected and tested before delivery. Our cylinder conforms to the GB/T17268 and GB/T5100. And already get the certification of US DOT-39, Germany TUV, South Korea KGS and Japan KHK.