FENG ERDA GROUP R & D pab neeg tuaj yeem muab kev pabcuam thiab kev pabcuam rau koj raws sijhawm.Peb cov kws tshaj lij engineers muaj ntau tshaj 20 xyoo kev txawj ntse, lawv tau tsim ntau patents ntawm abrasive, xws li forging stainless hlau txhaj tshuaj, alloy sib tsoo hlau txhaj tshuaj.Nrog peb pab pawg R & D muaj zog, peb tau yeej ntau yam khoom plig ntawm kev siv tshuab thiab tau txais lub koob npe nrov hauv kev lag luam thoob ntiaj teb.