... America, Ecuador, Peru, Brazil, North America, Asia, Hong Kong, Vietnam, Malaysia, Indonesia, Myanmar, Saudi Arabia, Lebanon, Bahrain, Tajikistan, Uzbekistan ... efficiency the equipment perform. The working voltage of the products from other factory is between 750v-800v, ours is higher ... of stainless steel rather than iron or brass bolt from other supplier. Stainless steel bolts are strong, magnetism ...