... weight ranges from 50kg-5t.(3),they are mainly applied in machinery,chemical and petroleum industries,mould,shipping,transportation,agriculture,pipeline ... we have less than 2 complaint cases from customers and products qualification rate over 99%.(5),we were certificated to ISO9001 ... utmost to satisfy our customers' request.(12),if you have office in China,pls kindly pay a visit to our factory,and ...