OUR PRODUCTSWith 35 year's history, covers an area of 26,680 square meter,we are a computerized, digital and intelligent civil engineering instrument manufacturer.14 modern standard workshops are equipped with lathe , planer, miller ,grinder ,borer, etcPOWERFUL FACTORYBe honored with "Key National New and High-tech Enterprises" "AAA Credit Enterprise", "AAA Standing Enterprise", "The Quality Award of Government" we have been identified as the "Provincial New and High-Tech R& D Center" of civil engineering equipment. Certified by France BV and Germany TUV. We won ISO9001:2008 quality management system certification,ISO17001:2004 environment management system certification, and European Union CE certification.REASONABLE PRICEWe won "provincial patent demonstration enterprise" with 114 " Production License" and 91 "National Patent Certificate" rank on the top of the "Production License" and "National Patent Certificate" , we supply English Manual and system for export products also supply free training and after sale service support .PROFESSIONAL TEAMExported to more than 100 countries and regions, we are the largest manufacturer for civil engineering instrument highway instrument construction materials instrument in China currently. Exported the most amount in this industry, we won the "Top Export Brand". "YF" brand have been registered in more than 40 countries and regions