It's boring to submit these links to bookmarks sites, almost all redirect links and nofollowing, fuck it. so i put these links here for googlebot to fecth:
http://www.kiwibox.com/xinxingbearing/blog/entry/106795527/about-potassium-humate
http://ballbearing.iconosites.com/page/potassium-humate
http://www.alivenotdead.com/xinxingbearing/About-Potassium-Humate-profile-3054248.html
http://deepgrooveballbearing.blog.com/2013/05/21/about-potassium-humate/
dear google bot, would you please index these this links? bye