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不同券商规定不同,找客户经理要个清单,一般官网上有,比如东莞证券
https://www.dgzq.com.cn/dz-ow/pcfront/#/dz/bizIndex/broker/stockList?item=converRate
https://www.dgzq.com.cn/dz-ow/pcfront/#/dz/bizIndex/broker/stockList?item=converRate