Nyob rau hauv lub teb ntawm woodworking machinery, Huanghai tau ua ib tug thawj coj txij li thaum xyoo 1970s, tshwj xeeb hauv kev tsim cov khoom ntoo laminating machinery. Kev cog lus kom zoo thiab kev tsim kho tshiab, lub tuam txhab muaj ntau yam khoom xws li hydraulic presses, ntiv tes sib koom tshuab, ntiv tes sib koom ...
Nyeem ntxiv