Yes Leopard bone is one of the precious medicinal materials, which is very common in traditional Chinese medicine and expensive. Tianjin Zhongxin Pharmaceutical Group Co., Ltd. is a large pharmaceutical group listed in Singapore 1997 and Shanghai 200 1 respectively. Its business covers R&D and Chinese patent medicine manufacturing, Chinese herbal pieces, chemical raw materials and preparations, biomedicine, nutrition and health care products and pharmaceutical business. Tianjin Zhongxin Pharmaceutical Co., Ltd. has been mainly engaged in the production of leopard bone medicinal materials, because as long as.