2010
founded in Ningbo,China
2011
done export business mian about the Precast products
2012
export business reach up 1 million $
2013
Start to do hose clamp business,work together with Baodian,export business in USA
2014
Our north facoty,QINGDAO branch founded
LSW strated the local precast business
2015
LSW worked together with many famous China precaster:like Vanke,Borad Homes,CSC
2016
Qingdao factory established,outcome from 500.000 to 6000.000pcs
