Stonelf International Resources Limited (Hong Kong) and research and manufacture of efficient intelligent automatic bottle management machine, automatic heat shrinkable film labeling machine, automatic bottle mouth labeling machine, automatic heat shrinkable film packaging machine, automatic labeling machine, labeling furnace, spray sterilizer, air knife machine, pressure-free conveying system and other equipment.and research and manufacture of efficient intelligent automatic bottle management machine, automatic heat shrinkable film labeling machine, automatic bottle mouth labeling machine, automatic heat shrinkable film packaging