这句英文写的有错么?写的好么?

问题描述:

这句英文写的有错么?写的好么?
5 million RMB as startup fund will only suffice for founding a pancake shop,let alone for investing a company.

意思是对的,但是语法有点小问题.
我的建议如下, As startup fund, 5 million RMB will only suffice for founding a pancake shop, let alone invest in a company.
let alone 后面直接跟原形,还有,invest要加in