Friends are doing business, that is what slack adjuster, seems to be the elasticity adjusting machine or something, I really don’t know that kind of stuff, he seems still imported from abroad, now doing business is good, he said there are many places are very need this thing. Slack adjuster is not particularly good sources in Chinese, in and slack adjuster web site, the order of what is very convenient. I went to him and say slack adjuster’s website to check the, and what kind of all have, variety is complete, hoping that his business has been so Xinglong down, it seems that slack adjuster was a business thing, he really is a economic mind.