Qingdao Sansheng Development Co., Ltd.
Established in 2006, Qingdao Sansheng Development Co., Ltd. (the Metal Art Branch) is a manufacturer specialized in the research, development and production of all kinds of metal items such as: safety pins, various kinds of other pins, straight pins, T pins, twist pins, pearl pins, knitting needles, horse shoe nails, concrete T nails, steel cut tacks, and chair nails. We ...