Shenzhen GOS Jewelry Co., Ltd. was founded in 2015, before that, we are doing domestic business for around 7 years. We are specialized in producing various of OEM Stainless Steel and titanium Jewelry, Ceramic jewelry, Brass & silver jewelry, Tungsten carbide jewelry.we are stared to make the watch winder business,too, our watch winder factory have over 100 workers, factory located in Hunan Province, with more than 300 different designs now, our target is the Top one manufacturer in this field.