亚洲А∨天堂久久精品

BOOS registered the new patent certificate "guide-rail slider bearing and its processing technic"

BOOS obtains new patent for utility models "improved computerized embroidery machine high-speed handpiece"

BOOS obtains new patent for invention “Big connecting rod bearing of multi-head computer embroidery machine"

BOOS obtains new patent for utility models "guide-rail slider bearing"

BOOS obtains new patent for utility models "big connecting rod bearing of embroiderer"

BOOS obtains new patent for utility models "rotating shuttle axle sleeve of embroidery machine"

BOOS obtains new design patent for bearings