Ema Tech Co., Ltd is based in Viet Nam and lists Air Conditioner Workwear on Global Trade Plaza. The product is a cooling jacket made of 65% polyester and 35% cotton, featuring a high-power fan, lithium-ion battery with PSE certification, and includes one jacket, one battery, two fans, one 3-way cable, one charger, and one charging cable. It is designed for use in environments where air conditioners cannot be used, such as factories and outdoor work in hot summer conditions.