Qingdao Qizhou Rubber Co.,Ltd(Marcher) just released new port tire--- 18.00-25 IND4 HPu 777(portking) which was already tested in Qingdao port, front tires can last more than 5000 hours and rear tires can last more than 3000 hours. Marcher will be one of the best players in port tires in the following days.