Ua loaʻa iā Hasung ka palapala hōʻoia ISO9001, SGS, TUV palapala.
No nā mīkini, ua loaʻa iā Hasung ma mua o 30 mau patent a me ka hōʻoia CE.
Ua loaʻa iā Hasung ka palapala hōʻoia ISO9001, SGS, TUV palapala.
No nā mīkini, ua loaʻa iā Hasung ma mua o 30 mau patent a me ka hōʻoia CE.