Influencing factors of traditional snowball structure products: knocking in and knocking out the boundary, and hooking the target is the key factor. The query results show that the linked target is the key factor, and the performance of the target directly affects whether investors can finally get the expected coupon. The linked targets of snowball products usually include but are not limited to currency interest rates, commodity futures, options and secondary market stocks or indexes. For snowball products, the lower the upper limit of elimination, the higher the possibility of elimination and the higher the winning rate. The lower the knockout limit, the higher the possibility of knockout and the higher the winning rate.