Changxin Quantification Company CSI 1000 GEM refers to 243 GEM fund companies, among which Changxin Quantification Company has been on the rise from August to June 10, so Changxin Quantification Company is the most suitable for fixed investment. The so-called fixed investment usually refers to the fixed investment of the fund, and the user buys a certain fund at a fixed time according to a fixed amount.