... have TUV and ISO9001:2000 certification. 1.Motorcycle, sctooter & industrial valves TR-4,TR-6,TR-87,PVR-30,PVR-70 etc ... -413FC, TR-418FC, TR-500, TR-13, TR-15 etc.4.Truck & bus TR-75A, TA-78A, TR-440, V3-02 ... -2, V3-04-1, V3-06-6,TR570, V3-20-4,V3-20-6 etc.5.Agricultural & off-the-road TR ...