Qingdao J&K Co., Ltd is the subsidiary company of J&k Group,founded in 1989. J$K Group has been a comprehensive manufacturer in China, with construction area of 14000 sqm and 300 skilled workers. J&K mainly work on pressure gauge. Core products include pressure gauge,regulaters,welding-cutting torches.OEM is also welcome. Till now, J&K has been one of the biggest machine accessories supplier in the north of China. Why Choose Us? 1.) We are specialized in pressure gauge for 30 more years. 2.) Strictly quality controlling and inspecting system. 3.) Reasonable and competitive price. 4.) Fast delivery and time service. 5.) Small quantity order is welcome.