Here is the xin jin mechanical.co.ltd invested by Korean in Qingdao city, shandong Province, China. We  produce the hand made brass chain  and the brass fittings , There are more than 1,000 kinds of style for you to choose.According to you require we could made the chain into the  necklace,the hand chain,the waist chain,the foot chain and so on .Enclose the photos of some products of ours, if you are interested in any style among them , please contact us. we will offer the most favorable quotation to you.