Brother a few years ago to go abroad, back then I begin to do business, to do is mechanical, slack adjuster is a kind of things like pulley. My brother learned many advanced technology over there, know a lot about mechanical knowledge, he thought if the introduction of foreign slack adjuster to Chinese words, will certainly have the market. The fact proved that his idea is right, a lot of domestic need to slack adjuster, but many customers can not find a suitable shippers, brother is zeroed in on the market, is really admire him, but many of his friends to help him a lot. I also have something more about slack adjuster, maybe can help my brother.