Changshu Tongrun Auto Accessory Co., Ltd.
About Us Changshu Tongrun Auto Accessory Co. , Ltd. specializes in the research , development and manufacturing of assorted hydraulic jacks . The Chinese government has designated us as a jack export base and has granted us the self-directed right of self-export . Our products sell to more 140 countries and regions worldwide . We are the world 's largest producer of commercial-grade jacks . We offer nine product series , with more than 200 private specifications . From bottle jacks to trolley jacks , floor jacks and portable jacks , etc . the entire production capacity is over 6 million units per year . Our `` Tongrun"brand enjoys a really full reputation in China and overseas , and has received awards from the `` Brand Names for Export"committee of the China Commerce Ministry . Tongrun has been certified by both the ISO9001:2000 and ISO/TS16949:2002 Quality Control System . The European Union has approved `` CE"designation for our jacks and TUV has issued a `` GS"designation . Our jacks meets ASME standards for the USA , Great Britain , Germany , Australia , and Japan . Our successful concentration on the self-propelled aftermarket has created unassailable growth . nowadays we besides supply jacks for Renault of France , China No.1 Auto Plant , China DongFeng , China Jianglin , China Jianghuai , China Hunan Changfeng and China Zhengzhou Japan-Car plant . Besides our legion domesticated branches , we have expanded afield to Torin ( USA ) Jacks , Inc. , in Los Angeles . Every year we have an exhibition booth at US National Hardware Show , US AAPEX Show , Cologne Hardware Exhibition in Germany , and The Taiwanese Export Commodity Fair .