The keychain can be used for hanging key in daily life, hanging at the waist, which is convenient and anti-loss. It can also be used in luggage, clothing, pet products and other industries. It is also suitable for advertising promotions, business gifts, trade fairs, anniversary celebrations, public relations planning, etc. It is convenient to use and suitable for both men and women. It can also be used as gifts or supermarket promotions. Yikai hardware firm takes "honesty first, quality first" as its tenet, scientific management philosophy and honest and trustworthy management ethics, and is committed to providing perfect services to our customers, sincerely look forward to cooperating with you.