Class C funds are class C shares of funds, and class C funds and class A funds are different shares. Class C funds and Class A funds have the same investment target, the same fund manager, different fund codes, different income and different handling fees, mainly different handling fees. From the perspective of handling fees, it is more cost-effective for short-term investors to buy Class C funds (generally no more than one year's investment), and it is more cost-effective for long-term investors to buy Class A funds (generally more than one year's investment).