Patents and Standards

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Tongrun was responsible for the drafting of the standards “GB/T27697-2011 Hydraulic bottle jack”, “JB/T 2104-2002 Hydraulic Jack”, “JB/T5315-2008 Hydraulic Garage Jack” and“JB/T2592-2008 Screw Jack”. leading the industry development.
 QQ截图20141205105235.png    Patent As of the end of June 2016, Tongrun has more than 180 existing patents, including over 10 overseas patents and 40 invention patents , covering all aspects of the hydraulic equipment. Among them, a number of invention patents maintain the global leader in technology.
 
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