rich1.06svjszwk (npub1sx…jszwk)https://yabu.me/npub1sxgnpqfyd5vjexj4j5tsgfc826ezyz2ywze3w8jchd0rcshw3k6svjszwknjumphttps://yabu.menostr:nprofile1qqs2kejrrvwlht4cqknt6fpktssyd3azy6x7vsaaq6g2f9x2qs4hqhqppamhxue69uhku6n4d4czumt99uz9xken 用中文回答，中国大陆在券商融资买股的具体流程以及现行主流利率？利息如何支付？