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.
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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