About the contents of the relevant FMVSS139

In the Bridgestone / Firestone tire recall of events against the backdrop of the U.S. Congress in November 1, 2000 enacted the TREAD Act to improve the transport industry recall, accountability and documentation of laws and regulations). According to the TREAD Act, the Federal Highway Traffic Safety Administration in June 23, 2003 announced a new FMVSS139 tire testing standards, and from June 1, 2007 come into operation.

The standards apply to all rated less than or equal to the total mass of 4.5 tons of tires (low-speed vehicles and motorcycles). According to the U.S. market situation and the use of tire performance, expected to be about 11 percent of the tires can not be the new standard. Of these, about 2% to 3% of the tire can not meet the new high-speed test, 2% to 3.5% of the new tires can not meet the test of durability, 6% below the tire pressure can not meet the new test.

It is understood that China will tire entering the United States, companies must register their own standards for testing FMVSS139 qualified, and then testing the report made available to relevant agencies of the United States, relevant agencies in the United States after passing the testing in order to be eligible to enter the U.S. market; tires into the U.S. market If the relevant departments in the United States had failed to pass the sampling will be made within five working days to report the U.S. government departments concerned to decide whether to recall. It is estimated that on the tire manufacturer, for each model of tire testing costs would be as high as 76.4 U.S. dollars.