banding steel Welcome to Sino topway Sino Topway Packaging company is founded in 2017 in Qingdao, China. Sino Topway has our own facilities in Weifang and Linyi, manufactures different kinds of PP woven bags Products. You can find almost all kind of pp woven products in Sino topway like BOPP bags and paper poly bags. Due to our good reputation and business ability, we have good partnership with...