4S

LABOR WELFARE EQUIPMENT-NAMELY, PROTECTIVE HELMETS, COMBINED SHIELD AND PROTECTIVE HELMETS, RESPIRATORY PROTECTORS, FACE GUARDS, EAR MUFFS, EAR PLUGS, COMBINED HELMET-EAR SHIELDS, WELDING HELMETS, PROTECTIVE GLASS IN ELECTRIC WELDING, PROTECTIVE MASKS, PROTECTIVE HOODS, PROTECTIVE CLOTHES TO AVOID ACCIDENTS, LIFE-LINES, SAFETY BELTS, SAFETY BLOCKS, BREAKFALLS, CRASH ATTENUATORS, CABLE BRAKES, SAFETY LOCKS, FIRE BLANKETS, RESCUE BLANKETS, WELDING CURTAINS AND PROTECTIVE SHOES; AND MEASURING APPARATUS-NAMELY, EXPLOSION REGISTERS AND METHANE GAS METERS