How many years experience do you, or, if an entity, does the partner, officer, or trustee thereof authorized to direct transactions in the Account, have trading Securities?

• 您从事有价证券交易的时间有多久,或者如果是个实体,授权直接交易这个帐户的合伙人、主管、受托人有交易有价证券的经验吗?